Case Presentation: A previously healthy 57-year-old man with a history of chronic sinusitis who received the Ad26.COV2.S vaccination 13 days ago without incident presented to the ED with left lower extremity swelling and pain, left medial thigh ecchymosis, transient episodes of right hand paresthesia and weakness, severe headache with transient blurry vision, and progressively worsening [...]

Background: COVID-19 vaccines have greatly decreased both rate of morbidity and mortality of the COVID-19 infection, but studies have reported myocarditis in patients after vaccination especially with mRNA vaccines. The purpose of this study is to identify if there is a significant correlation between COVID-19 vaccines and myocarditis. Methods: We systematically searched PubMed, Web of [...]

Case Presentation: A 38 year old male with a history of anxiety and hypothyroidism who received the second dose of SARS-COV2 Pfizer-Biontech vaccination 17 days prior, presented with 4 days of severe gingival bleeding after dental cleaning, epistaxis and a petechial rash of his extremities and was found to have new onset severe thrombocytopenia of [...]