Facial Masking for #Covid-19 — Potential for “#Variolation” as We Await a Vaccine

…SARS-CoV-2 has the protean ability to cause myriad clinical manifestations, ranging from a complete lack of symptoms to pneumonia, acute respiratory distress syndrome, and death. Recent virologic, epidemiologic, and ecologic data have led to the hypothesis that facial masking may also reduce the severity of disease among people who do become infected.3 This possibility is consistent with a long-standing theory of viral pathogenesis, which holds … Continue reading Facial Masking for #Covid-19 — Potential for “#Variolation” as We Await a Vaccine

Use of #beta-blockers for #rosacea-associated facial erythema and flushing: A systematic review and update on proposed mode of action

Flushing and erythema are frequent skin symptoms in rosacea. Because their adequate treatment remains a clinical challenge, new treatment options are explored, such as oral β-blockers.. ..Nine studies evaluating the use of carvedilol, propranolol, nadolol, and β-blockers in general were included. Articles studying carvedilol and propranolol showed a large reduction of erythema and flushing during treatment with a rapid onset of symptom control. Bradycardia and … Continue reading Use of #beta-blockers for #rosacea-associated facial erythema and flushing: A systematic review and update on proposed mode of action