INTRODUCTION
COVID-19 (coronavirus diseases - 2019) is an infectious disease caused by the coronavirus
of severe acute respiratory syndrome 2 (SARS-CoV-2)1. The most common symptoms are fever, cough and difficulty breathing, loss of taste
or smell. Approximately 80% of confirmed cases are oligo/asymptomatic and most recover
without sequelae2. However, 15% of infections are severe, with extensive viral pneumonia cases, of
which 40% progress to SARS, many of them requiring assisted ventilation in intensive
care units, and 20% evolve to death. In the most severe cases, associated with pneumonia,
we observed disseminated intravascular coagulation and multiple organ failure3.
The disease is transmitted through droplets produced in the respiratory tract of infected
people. When sneezing or coughing, these droplets can be inhaled or directly reach
the mouth, nose, or eyes of close contact people. Alternatively, the hands can touch
contaminated surfaces and carry the virus to the mucous membranes, infecting people.
The time interval between exposure to the virus and the onset of symptoms is 2 to
14 days, with five days average. Among the risk factors for a worse prognosis are
advanced age and comorbidities such as cardiovascular diseases, diabetes, obesity,
and chronic obstructive pulmonary diseases. The diagnosis is suspected based on symptoms
and risk factors and confirmed with real-time polymerase chain reaction assays to
detect virus RNA in mucus or blood samples (RT-PCR). When the direct search for viral
RNA is negative or cannot be made, the diagnosis can be confirmed by serology, or
it can be presumptive, based on the clinical picture and characteristic chest computed
tomography (CT) image.
Prevention measures include frequent handwashing, avoiding close contact with other
people, and avoiding touching the mucous membranes with your hands. The use of surgical
masks was initially recommended only for people suspected of being infected or for
the caregivers of infected people, and, currently, the recommendation is for the general
public. There is no specific vaccine or antiviral treatment for the disease. We still
do not have any medication with proven effectiveness in this first phase of the infection,
known as the viral phase. The most distressing and frightening of the disease is not
accurately predicting and preventing the progression to its phase II of pneumonia
and phase III of SARS. In this phase, ventilatory support with oxygen therapy is essential,
and the treatment of immune dysregulation and the coagulation system, which become
more harmful than the cytopathic effect of the virus.
The pandemic caused by the COVID-19 virus had its first cases identified in late 2019,
starting in Wuhan, China. It spread across the world quickly and progressively, with
an exponential increase in cases, making it challenging to identify the source of
contagion. We cannot yet specify when the peak of the COVID-19 outbreak in Brazil
will occur or when the numbers of new contaminants and deaths will begin to decrease.
There are still many doubts about the virus’s behavior, both on an epidemiological
scale and on an individual physiological issue. We know which risk groups are most
affected, but we also see patients outside those groups succumb to it. Due to the
lack of proven treatments, social distance is a real measure, but its duration and
magnitude are heated debate objects.
The pandemic impacted and modified medical care, especially for surgical specialties,
where face-to-face care is essential and cannot be replaced entirely by telemedicine.
But we have countries that have already gone through the disease’s peak and are resuming
their economic activities, including attending clinics to elective patients. This
study aims to analyze theoretical and practical aspects related to the pandemic COVID-19
and its impact on the routine of plastic surgery activity, evaluating the experience
of countries in an advanced stage of the pandemic and also to propose protocols for
resuming our routines.
METHODS
Research carried out in PubMed in 2020, with the following terms related to the virus:
“COVID”, “SARS-CoV-2”, “Coronavirus,”; crossed with terms: “plastic surgery”, “elective
surgery”, “surgical”. Websites of national and international agencies that disseminate
epidemiological factors, guidelines, and guidance for COVID-19 were also researched.
RESULTS
Crossing the terms “COVID-19”, or “SARS-CoV-2” or “Coronavirus” with “plastic surgery”,
“elective” and “surgical”, 15, 22 and 125 articles were identified, respectively,
totaling 162 studies. Articles such as case reports, description of surgical techniques
in infected patients, and medical education guidelines during a pandemic were excluded,
resulting in 127 articles that were analyzed in more detail. The articles describe
surgical routines adopted by different services in the different regions affected
by the pandemic such as SubSahara4, United States5-16, Italy17-25, Singapore26-30, China3,11,31-53, Turkey54, England41,55,56, Brazil57, Spain55,58, Pakistan59, Argentina21, among others. Descriptions of routines adapted to the pandemic COVID-19 were found
in different medical specialties, such as gynecology and obstetrics58, vascular surgery60, cardiac surgery61, bariatric surgery51,62,63, ophthalmology64,65, plastic surgery21,36,39,55,58,66-73 e oncologia24,25,32,67,74-84 and oncology 24,25,32,67,74-84.
A survey carried out by Al-Benna and Gohritz, in 202073, showed that 22% of the websites of national plastic surgery societies have a specific
section on COVID-19, with guidelines for their members or the general population.
Our society proudly dedicates a chapter and a series of videos and web meetings on
the topic (www2.cirurgiaplastica.org.br). In this analysis of the worldwide literature on guidelines, we unanimously observed
the recommendation to test the presence of viruses (RT-PCR) or antibodies in patients
(serology) in a comprehensive way 85, however, in our country, so far, we do not have government action in this regard,
and we do not have enough tests available
Plastic surgery comprises a range of services of a peculiar nature, ranging from wounds,
trauma, burns, reconstruction, oncology to cosmetic surgery, and cosmiatry. According
to a survey by the American Society of Plastic Surgery, in 2018, around 6 million
reconstructive procedures, 2 million aesthetic procedures, and 16 million minimally
invasive cosmetic procedures were performed86. The pandemic does not affect the indication for emergency surgeries, but it does
require well-established and rigorous adaptations of the hospital environment in terms
of patient flow and personnel protection. The lower the circulation of people in any
situation and, mainly, in hospital environments, the lower the risk of spreading the
infection, and this premise directly affects elective surgeries, both essential and
non-essential, and even more so any aesthetic procedure70.
The concept of elective surgery, in this pandemic moment, becomes even more conflicting
and depends on the judgment of the surgeon and the patient, taking into account the
risk/benefit ratio and biopsychosocial aspects, especially in reconstructive surgery.
The Federal Council of Medicine (CFM), in an ordinance, defines only urgent and emergency
surgery, and no specific definition of elective surgery was found. According to the
report of the Regional Council of Medicine of the State of Acre, Brazil (CRM-AC),
the surgeries are established as follows:
“ELECTIVE SURGERY: proposed surgical treatment, but the performance can wait for a
favorable occasion, that is, it can be programmed.
URGENCY SURGERY: surgical treatment that requires prompt attention and must be performed
within 24 to 48 hours.
EMERGENCY SURGERY: surgical treatment that requires immediate attention because it
is a critical situation.”87
Stahel, in 202088, proposes an even more detailed classification of surgeries:
• Emergency: must be performed within 1 hour;
• Urgency: must be performed within 24 hours;
• Elective urgency: must be performed within two weeks;
• Essential elective: can be postponed for 1 to 3 months;
• Non-essential elective: can be postponed for> 3 months.
In plastic surgery, we consider elective oncology surgeries essential and, even so,
there is a recommendation to individualize these procedures:
• Cutaneous oncology: Gentileschi et al., in 202067, define that only the cutaneous oncological cases below should be considered for
surgery:
1. Reoperation of melanoma cases for margin expansion and excision of sentinel lymph
node;
2. Skin tumors with bleeding and ulceration;
3. Patients being followed up for solid tumors where resection can increase survival
(breast tumors and melanoma);
4. Aggressive fast-growing tumors (sarcoma and melanoma);
5. Basal cell carcinoma should be evaluated for location (eyelids, for example).
Breast reconstruction: Guidelines from the American Society of Breast Surgeons recommend that breast reconstructions
be analyzed with caution. The procedure should be as less invasive as possible and,
eventually, perform the definitive repair at the most appropriate time. Extensive
procedures may require intensive care, which can increase the risk of contamination89.
There are reports in the literature of patients undergoing elective surgical procedures
who, despite all negative screening for COVID-19, developed the disease in the postoperative
severely, with death in most cases. The authors question the uncertainty of the NEGATIVE
diagnosis before surgery and whether eventually, surgical trauma was not a factor
in the worse prognosis of the disease. Besides, there was an exposure of all professionals
and patients in the same environment at the time of surgery53,90,91. They recommend that elective surgeries be suspended. An increasing number of pieces
of evidence show cardiorespiratory and microembolic or thrombotic complications in
patients with the disease, but nothing is known about asymptomatic or pre-symptomatic
patients63,90.
At the moment, the World Health Association and the official world bodies, recommend
postponing elective surgeries85,92,93. The Brazilian Society of Plastic Surgery also recommends postponing elective surgeries:
“Considering the very personal characteristic of the development of the disease in
each organism, which can range from asymptomatic to dramatically fatal evolution;
it remains clear that taking a patient to surgical treatment (other than urgency and/or
exceptionality as related to oncology), is to compete with recklessness and professional
insecurity, especially patient safety. The postoperative evolution of a patient, primarily
healthy, with COVID-19, can have dramatic consequences, which will certainly invoke
the surgeon’s responsibility.” (Report V - Brazilian Society of Plastic Surgery [SBCP
in portuguese]).
And even referring to legal issues, the informed consent term must be increased by
risks for COVID-19. However, also aware of these risks, the real danger to the patient
during the perioperative period is not yet measurable.
When and how to resume elective surgery?
• Wait for favorable statistics to resume surgical activities: - Is the local number
of confirmed cases decreasing?
• Are the local number of deaths and ICU admission falling?
• Informed consent, including information on signed COVID-19 (see the model in Annex
4).
Minimally invasive procedures39
• The closer the face, the higher the risk of contamination. Nasopharyngeal procedures,
such as intranasal examination or dressings, are extremely contaminating.
• Aerosols of COVID-19 can remain in the air for up to 3 hours. The correct dispersion
of aerosols consists of laminar flow from the environment, which is practically impossible
in offices. Whenever possible, improve the ventilation of rooms.
Surgical procedures in a hospital setting
Health institution evaluation
• Respect the classification of the Hospital or Clinic for COVID-free or that there
is a safe flow established for non-COVID-19 patients. Check the availability of COVID-free
ICU beds.
• In general, hospitals have adapted to the routine change in the disinfection of rooms
and equipment, since it is known that COVID 19 can remain on surfaces and in the air
for a long time.
Patient selection for surgery
• Absence of changes to the questionnaire made in the scheduling (see questionnaire
suggestion in Annex 2).
• Patient without comorbidities (low surgical risk).
• Elective surgery only after 1 or 2 months in patients who had COVID-19:
• Higher risk of thrombosis after the eighth day of symptom onset and up to 2 months
after infection (data not scientifically confirmed). D-dimer levels, inflammatory
cytokines, and liver enzymes are often altered during the disease, further compromising
any surgical stress.
• Only admit patients with a negative RT-PCR test for COVID-19 48 hours before or positive
IgG for elective surgeries. Remember that no test has 100% sensitivity. There is always
the possibility of a false negative.
• Give preference to outpatient surgery and surgery lasting <3 hours.
• Prefer sedation or locoregional anesthesia, since there are reports of cases of activation
of COVID-19 after orotracheal intubation in elective patients. In addition to a higher
risk for the anesthesia team.
• There is a higher incidence of contaminated otolaryngologists than other specialties
due to nasopharyngeal manipulation.
Surgical tactics and team protection
• Every patient with negative tests should be considered a potential COVID-19 vector.
• Protective equipment suitable for the whole team.
• Special care must be taken in surgeries that generate aerosols, such as laparoscopies
and electrocautery. Use electrocautery when necessary at minimum power and assisted
by a vacuum cleaner.
DISCUSSION
Initially called coronavirus, now called SARS-CoV-2, it appeared in Wuhan, China then
spread throughout the world. On March 11, the World Health Organization (WHO) declared
a state of a global pandemic. In Brazil, we had the first case diagnosed in February,
and the last official number, until the conclusion of this review, was 310,087 confirmed
cases and 20,047 deaths94. Brazil’s mortality rate is 8.5 deaths/100 thousand inhabitants, with 18.5 in the
North and 1.2 in the South.
There have been two major coronavirus epidemics in the recent past, the Severe Acute
Respiratory Syndrome (SARS) in China in 2002 and the Middle East Respiratory Syndrome
(MERS) in the Middle East in 2012. These two epidemics had higher lethality rates,
11%, and 34.3%, respectively, but were much less comprehensive. The new coronavirus,
SARS-CoV-2, although less lethal, has higher infectivity and greater inter-human transmission
capacity, characteristics that were essential for the installation of the pandemic,
and the fact that the world is increasingly globalized. The lethality of COVID-19
was estimated at 2.3%, but it is probably overestimated since asymptomatic or oligosymptomatic
cases (estimated at 80%) are not computed. The transmission rate (R0) is at least
2 to 2.5 people infected per infected patient, and this number only decreases with
social isolation or the development of population immunity85. Controlling contagion is even more difficult, considering that it is estimated that
between 30 and 50% of transmissions occur by pre-symptomatic or asymptomatic patients
for an uncertain time. The forms of transmission found so far include direct contact,
aerosols, and fomites (contaminated surfaces)95,96. Table 1 shows COVID-19’s half-life and maximum residence time on surfaces. A lipid layer
surrounds the virus, and the decontamination guidelines must follow official disinfection
protocols. Any form of detergent or disinfectant is known to be effective against
COVID-19.
Table 1 - COVID-19's half-life and maximum residence time on surfaces
96.
Surface |
Average life (h) |
Maximum time (h) |
Aerosols |
1.5 |
3 |
Plastic |
6.8 |
72 |
Cardboard |
4 |
24 |
Copper |
1.5 |
4 |
Stainless steel |
5.6 |
48 |
Table 1 - COVID-19's half-life and maximum residence time on surfaces
96.
Clinical condition
Initially, the virus colonizes the oropharynx and nasopharynx, and, from the fifth
day on, it is already found in the trachea and bronchi. The symptoms are very diverse,
and 80% of patients have mild symptoms or none at all. The most frequent symptoms
are described in Table 2. COVID-19 is now considered a systemic disease and not just a respiratory illness.
Lethality is higher in risk groups, but the evolution is uncertain, even in individuals
outside the risk group. The worsening of the condition may be associated with alteration
in coagulation, with microemboli and embolisms, and changes in liver function. When
altered, the complete normalization of lung function is not yet defined, but the disease
does not appear to leave sequelae.
Table 2 - Frequent symptoms of COVID-19
97.
Symptom |
% |
Sore throat |
12.4 |
Nasal congestion |
3.7 |
Anosmia |
40 |
Fever |
85.6 |
Cough |
68.7 |
Tiredness |
39.4 |
Myalgia |
15.6 |
Nausea or vomiting |
6.8 |
Diarrhea |
5.3 |
Table 2 - Frequent symptoms of COVID-19
97.
Tests for COVID-19
One of the measures adopted for screening for elective patients’ hospitalization is
the testing of both the medical team and the patient. However, several considerations
regarding the sensitivity of the tests available vary according to the methodology
used in the tests and their manufacturers.
RT-PCR (COVID-19)
The exam identifies a specific RNA sequence for COVID-19, present in both the active
virus and a fragment of the virus. It is collected in the nasopharynx and oropharynx,
where it is present and detectable between the third and seventh days after the appearance
of symptoms. Sensitivity in asymptomatic patients is very low and therefore has a
high false-negative rate. We cannot be sure that the patient who comes to the office
or hospital is not infected if the result is negative. This creates risk for the team
and makes the health service a vector of contamination since COVID-19 can be observed
dispersed in the air within 3 hours after the patient remains in the environment.
Every asymptomatic patient with a negative or untested test should be considered a
potential carrier of COVID-19.
Serology (IgM, IgA, and IgG)
The presence of IgM and IgA, which indicate recent infection, can be detected from
the fifth day of infection onset and IgG, produced by the body later, from the second
week. IgG patients can be considered cured, but there is a discussion of IgG’s ability
to confer or indicate permanent protection. And it is not sure whether even immune,
the patient could not be colonized and transmits any viruses in the oronasopharynx.
The convalescent COVID-19 patient is potentially protected and will probably not be
a chronic carrier of the virus, but more scientific evidence is lacking. Therefore,
the care of social distance and hygiene of cured patients and health professionals
must be the same. There is no “immune passport” that provides 100% security. Table 3 illustrates the interpretation of serology.
Table 3 - Graph for interpretation of results for the diagnosis of COVID-19.
Result |
Clinical Meaning |
PCR |
IgM |
IgG |
Negative |
Negative |
Negative |
Negative |
Positive |
Negative |
Negative |
Infection. |
Positive |
Positive |
Negative |
Initial stage of infection. |
Positive |
Positive |
Positive |
Active stage of infection. |
Positive |
Negative |
Positive |
Final stage of infection. |
Negative |
Positive |
Negative |
Initial phase with false negative PCR. Repeat PCR for confirmation. |
Negative |
Negative |
Positive |
Previous contact. |
Negative |
Positive |
Positive |
Evolving infection. Repeat PCR. |
Table 3 - Graph for interpretation of results for the diagnosis of COVID-19.
The rapid tests used have helped to understand better the prevalence of infection
in different locations around the world. These tests detect both IgM and IgG, but
do not discriminate against them. However, a validation study carried out at the Hospital
das Clínicas of FMUSP, shows that when using the blood from the fingertip, we obtain
test sensitivity of only about 55%, which increases to the excellent rate of 96% when
we use their serum patients in the test1.
Telemedicine
Still, with temporary legislation, the CFM determines that during the COVID-19 outbreak,
telemedicine can be used for tele-orientation, guiding, or referring patients in isolation,
telemonitoring, or even teleconsultation between health professionals98. In other countries, the use of telemedicine has been widely used to prevent the
patient from attending the office, in the form of pre-consultation and screening.
Among the subspecialties of plastic surgery, in oculoplasty69,99, telemedicine has shown to be feasible in evaluating the patient. We emphasize the
importance of completing informed consent for telemedicine (see the model in Annex
3).
Clinic
We have to provide maximum protection to our employees and patients, but we question
whether this would be possible in the case of COVID-19. The protection of both staff
and our patients depends on adaptations already established in protocols.
• The virus can remain on surfaces for a long time (Table 1). And the disinfection of the environment must be carried out between visits.
• Remove ornaments, plants, and magazines.
• Remove material and objects on benches and tables.
• Acrylic protection for reception or limit 1.5m distance from reception.
• Increase space between chairs. The recommended minimum distance is 3m between people.
• Reduced schedule.
• Environment disinfection:
• 70% alcohol in equipment;
• Sodium hypochlorite (bleach) 0.1 to 0.5% for surfaces.
Consultation
Medical attention (Figure 1):
Figure 1 - Algorithm for surgical procedures. Algorithm proposed by Stahel, in 202088, for risk
stratification and decision for surgery during the COVID-19 pandemic. Abbreviations: ASA: American Society of Anesthesiologists; CHF: Chronic heart failure; COPD: Chronic obstructive pulmonary disease; COVID: Coronavirus disease; ICU: Intensive care unit; PAR: Post-anesthetic recovery.
Figure 1 - Algorithm for surgical procedures. Algorithm proposed by Stahel, in 202088, for risk
stratification and decision for surgery during the COVID-19 pandemic. Abbreviations: ASA: American Society of Anesthesiologists; CHF: Chronic heart failure; COPD: Chronic obstructive pulmonary disease; COVID: Coronavirus disease; ICU: Intensive care unit; PAR: Post-anesthetic recovery.
• Pre-consultation by telemedicine. Check the real need for the patient to have to attend
the health service. Sign a consent form for telemedicine.
• Send informational material and guidance for conduct and new care adopted to the patient
by email or WhatsApp (Appendix 1): https://portal.fiocruz.br/coronavirus/material-para-download2.
• Online questionnaire (triage card) or email (Appendix 2).
• Screening for COVID-19.
• The patient should remove gloves and mask when entering the clinic, put in a plastic
bag, and wash hands. The clinic must provide new masks.
• Mandatory use of shoe covers. The ideal would be to use an automatic plumber to avoid
contact with shoes.
• Informed consent for COVID-19. Even with the signed informed consent, the virus’s
uncertainties do not guarantee safety for the professional100 (Annex 3).
• The patient is only allowed to enter the clinic at the appointed time.
• Do not bring companions (except in specific cases).
Staff
• Exhaustive training of staff and requirement to comply with the guidelines: https://portal.fiocruz.br/coronavirus/material-para-download2
• Staff mask should be with a filter, like the N-95. Surgical masks do not entirely
protect. Whatever the procedure, the N-95 must be used.
• Face shield for total face protection.
• Hand brushing early in the day.
• Disposable apron.
• Shoe covers.
• Gloves.
• Cap.
• Gel alcohol in all environments.
CONCLUSION
There is a profusion of editorials and articles establishing rules and algorithms
for indicating or suspending surgical procedures. The suspension of mass surgeries,
as occurs worldwide, should have still immeasurable consequences, both health and
economic, including worsening the patient’s surgical condition because of confinement.
The ideal situation for resuming our activities’ normality is not yet visible on the
horizon, as shown in the graph in Figure 2
46.
Figure 2 - Impact of the pandemic on surgical procedures routine. Graph adapted from Soreide
et al., In 202046, the threshold for a given health system can be broken by a wave
of infected patients. The ability to maintain at least urgent or emergency surgeries
may not be sustained, leading to a possible additional loss of life not related to
the pandemic disease itself, but as collateral damage. Reduction or suppression strategies
can be long-lasting (tail effect) and affect elective capacity and, with the risk
of worsening the disease or function or have a detrimental impact on the prognosis.
Figure 2 - Impact of the pandemic on surgical procedures routine. Graph adapted from Soreide
et al., In 202046, the threshold for a given health system can be broken by a wave
of infected patients. The ability to maintain at least urgent or emergency surgeries
may not be sustained, leading to a possible additional loss of life not related to
the pandemic disease itself, but as collateral damage. Reduction or suppression strategies
can be long-lasting (tail effect) and affect elective capacity and, with the risk
of worsening the disease or function or have a detrimental impact on the prognosis.
In the world literature, there is no recommendation other than this at the moment:
POSTERGING NON-ESSENTIAL ELECTIVE SURGERIES. Even knowing our patients’ health repercussions
and economics for keeping us away from daily activities, we are facing a pandemic
without limits or positive consequences. Our practice is based on the principle: primo
non nocere. Based on evidence found in the literature:
• Follow the guidance of the government and professional bodies.
• Slowly open the office when the pandemic is under control.
• Screening before the face-to-face consultation with a questionnaire by phone, e-mail,
or electronic message. Adopt telemedicine as a primary tool for screening and diagnosis
when possible.
• Provide written information on safety protocols and updates on the pandemic to prevent
further contact between staff and patients. Downloadable materials available at https://portal.fiocruz.br/coronavirus/material-
para-download2
• Safety protocols for patients.
• Personal protective equipment is suitable for staff.
• Do not forget that COVID-19 can be considered an accident at work;
• The smaller the number of individuals in the environment, the lower the risk of transmission.
• We created a flow chart to assist in decisions regarding the indication of plastic
surgery (Figure 3).
Figure 3 - Flowchart proposed for plastic surgery due to COVID-19.
Figure 3 - Flowchart proposed for plastic surgery due to COVID-19.
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APPENDIX
Appendix 1 - A suggestion of material to be delivered to the patient. Available for download on
the Osvaldo Cruz Foundation website:
Appendix 1 - A suggestion of material to be delivered to the patient. Available for download on
the Osvaldo Cruz Foundation website:
Appendix 2 - Questionnaire for telephone screening or sent to the patient before the consultation.
Appendix 2 - Questionnaire for telephone screening or sent to the patient before the consultation.
Appendix 3 - Telemedicine - Model of consent term, information, and clarification of the patient.
Appendix 3 - Telemedicine - Model of consent term, information, and clarification of the patient.
Appendix 4 - Suggestion of an informed consent form (used in whole or parts).
Appendix 4 - Suggestion of an informed consent form (used in whole or parts).
1. Hospital São Luiz Itaim, São Paulo, SP, Brazil.
2. Faculdade de Medicina do ABC, Plastic Surgery Department, São Paulo, SP, Brazil.
3. University of the São Paulo, Clinical Immunology and Allergy Division, São Paulo,
SP, Brazil.
Corresponding author: Beatriz Lassance Brito, Rua Jesuíno Arruda, 676, Itaim Bibi, São Paulo, SP, Brazil. Zip Code: 04532-082.
E-mail: beatriz@lassance.com
Article received: May 20, 2020.
Article accepted: May 27, 2020.
Conflicts of interest: none.