Symptoms of covid skin: rash, acne, what to do?

Acne, rashes, redness, frostbite … Skin manifestations have been described in positive cases for Covid-19. How are these dermatological symptoms identified? Why do viruses cause them? What do you do? Answers and advice from Dr. Lawrence Le Clich, Dermatologist.

Pimples, hives, rashes, chilblains এ April 2020, Dermatological disorders SARS-COVI-2 coronavirus has been reported in the face and body of patients. In a press release dated April 6, the National Union of Dermatologists-Venereologists (SNDV) explained: “These are acrosyndromes (presence of desert pseudo-chilblains), sudden appearance. Constant redness Sometimes painful, and Transient fungal lesionsInside May 2022, Covid case positive for Omicron variant and analyzed by Santé Publique France who no longer reported dermatological symptoms. They do not, however, represent all confirmed cases and the Covid virus has been shown to be capableLeads to various symptoms According to people. So we have to be careful. What are the possible symptoms associated with Covid-19 infection? When to consult? Point.

Comparison of Omicron BA1 (current in France at the end of 2021) symptoms with BA4 and BA5 that progress to May 2022 © Public Health France

What are the symptoms of covid skin?

The French Society of Dermatology (SFD) launched a national survey called COVIDSKIN on March 30, 2020 Identify skin lesions associated with SARS-CoV-2 infections. The call for a lawsuit was heard by general practitioners and dermatologists who recorded their observations through a standardized questionnaire. Total, on 492 cases Collected, similar to 311 acral expressions (hands and / or feet). The More frequently Was Snowfall (82%). Studies have shown that 49% of subjects showed no symptoms before the lesion appearedAlthough nonspecific infectious symptoms and clinical suspicion of covid (fever, cough, dyspnea, anosmia-agiosia) occurred in 22% and 30% of cases, respectively. “Of the 150 patients tested (121 RT-PCRs and 75 serologies performed), only 10 were positive (7 RT-PCRs and 5 serologins with anti-SARS-COV2 IgG)”, Dr. Henry Monder, a dermatologist at the hospital and coordinator of the COVIDSKIN study conducted under the supervision of SFD. Published by Lawrence Le Clich. And Marie Belt-Barry during the Paris Dermatology Day 2020.

Pimples, hives, chilblains: Symptoms of very diverse skin

“Different skin types have been observed. There are two main ones: Maculopapular rash, That is to say Acne can be spread all over the body, With a predominance over the upper body; Hives that look and form like nittle bites Small papules Scattered over the body. These two manifestations have been reported in people for whom the infection was often confirmed by a PCR test or serology. In general, it occurs within a few days of the onset of infectious symptoms, mainly in patients aged 40 to 50 years., Says Dr. Le Clich. On the contrary, Chilblains tend to occur in young people, Such as adolescents and young adults and even children. In these patients, PCR tests and serology are often negative. “Currently, there is a debate as to whether these frostbites have occurred or whether they have actually been infected with Covid-19 due to the fact that patients in captivity have been inactive all day and are probably barefoot.” Diseases (fever, cough, fatigue, shortness of breath) and their PCR and serology tests were negative “, He specifies. A guess Special immune response This absence of symptoms is put forward to explain.

তে At the very beginning of the Covid-19 epidemic, an unprecedented frequency Advice for Chilblain Done Italy report Then in France. To evaluate their links to infection with SARS-CoV-2, a team of researchers began a study between April 9 and 17 to study all people and those who had this type of wound received by the Covid Cell at Nice University Hospital. . During this period, 40 frostbite patients were seen. None of them presented severe forms of Covid-19, and most were young (middle-aged 22). If all of them were suspected to be in contact or infected with SARS-CoV-2 within 3 weeks before the consultation, the test results for the nasopharyngeal level (PCR) virus were negative for all of these patients, and positive serology was found in only one-third of them. . “If causation between skin lesions and SARS-CoV-2 is not revealed in this study, it is strongly suspected, especially since The number of frostbite patients in our region at this time of year is particularly staggering. In addition, we have observed the grouping of cases: several siblings or several people in the family are suffering from frostbite at the same time. Comments Thierry Passaron * who conducted this work. For researchers, snowfall could be a consequence Especially effective innate immunity. “This is not a loss Not serious and regress without sequels From a few days to a few weeksProfessor Passaron said. They signed an infectious phase with SARS-CoV-2 which in most cases has already ended. Infected patients spread the virus effectively and quickly after infection.

What to do if in doubt?

In general, it is a good idea to consult your general practitioner or dermatologist when your skin is exposed. “If this skin disease attacks With related symptoms such as feverShortness of breath and cough (Or editor’s note according to frequent symptoms of headache, fatigue, cold, omicron, Editor’s note), it actually demands at least one piece of advice to show the skin lesion to his doctor who can then tell us what to do “, The dermatologist explained. It is always possible Check at the pharmacy against covid, Without prescription, antigen test or laboratory (PCR test, most effective). Both Free for fully vaccinated people Against Kovid.

Wearing a mask increases skin problems

Bound under the mask, the skin withstands repeated abrasions and bathes in both hot and humid environments. However, the face is not used to being completely covered, which can beRash or enlargement of specific pathology of the skin Already present (e.g. acne). “There will be a tendency to wear masks Increases facial dermatosis, That is, skin diseases that affect the face in particular Acne, seborrheic dermatitis or rosacea. A little more intensive care will help to limit these difficulties, Dr. Le Clich said. To improve the condition of your skin and limit the appearance of pimples, it is essentialGently cleanse the skin in the morning and evening But also Moisturize it well to deal with abrasion. Also pay attention Don’t wear too much makeup Which will only accentuate the limitations of the skin.

Thanks to Dr. Lawrence Le Clich, a dermatologist at Henry Monder Hospital and coordinator of the Covidskin study conducted under the SFD (French Society of Dermatology).


Covid-19: Glacier, parallel damage to effective immunity. Insert 11.January.2021

Press Release from the French Society of Dermatology (SFD), April 8, 2020

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