Abstract: Bardet–Biedl syndrome is a rare autosomal recessive disorder falls under the spectrum of ciliopathy disorders. Its characterized by rod-cone dystrophy, renal malformations, postaxial polydactyly, learning difficulties, central obesity and hypogonadism. Hyponatremia, hepatic haemangioma, gall bladder stones and subclinical hypothyroidism rarely described in the literature as clinical presentations in BBS.

Acute pericarditis and pericardial effusion are rare extrapulmonary presentations of COVID-19. They can occur without concomitant pulmonary disease or myocardial injury. A high index of suspicion is necessary to assure early diagnosis and treatment.