Slide 1: 40F with chronic dry cough presents with syncope. [EKG] What does this EKG show?
Slide 2: [EKG showing left bundle branch block (“WiLLiAM”. QRS>120ms, Dominant S wave in V1 (“W”), Broad R wave in lateral leads (“M”), and 1st deg AV block (PR>200ms)
Slide 3: She suddenly feels unwell and lighheaded. The telemetry shows: [telemetry showing 10 second pauuuuuuuuuuuse]
Slide 4: [CXR] Her CXR shows hilar lymphadenopathy. What is your presumed dx for the etiology of her syncope?
Slide 5: Cardiac sarcoidosis! clinical manifestations: AV block/conduction disease (>40% of cases!). But also tachyarrhythmias (30%) and heart failure (<20%).
Tags: 1st degree AV block, AV block, cardiac sarcoidosis, cardiology, conduction disease, CXR, heart failure, hilar lymphadenopathy, left bundle branch block, pause, prolonged PR, sarcoid, sarcoidosis, syncope, tachyarrhythmias, widened QRS