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A 25 year old male presents with a syncopal episode. He has no cardiac history. What does the EKG show? And what is your differential diagnosis? Rate: 60 Rhythm: sinus Axis: left PR: 0.16 QRS: narrow complex QTc: 0.54 ST: T inverted in I, AVL, V5, V6; peaked T in V1-V4 EKG Diagnosis: Sinus with lateral wall ischemic changes, prolonged QT and peaked T waves Clinical Differential Diagnosis: Lateral wall ischemia, hypocalcemia, hyperkalemia, drugs If this patient has an anterior 5th rib tenderpoint, counterstrain treatment is considered therapeutic if there is a ___% reduction in tenderness. 70% |