Abstract
A 28-year-old man diagnosed with diabetes mellitus and systemic hypertension presented with a medical history of sudden onset retrosternal discomfort followed by loss of consciousness and generalised tonic clonic seizures. Examination revealed obesity, polysyndactyly and retinal pigment dystrophy. He was diagnosed to have acute myocardial infarction and left posterior watershed infarct. He was also diagnosed to have Bardet-Biedl syndrome based on clinical features. He was managed symptomatically and is currently doing well on regular follow-up in the outpatient clinic.