MEDI7212 Lecture Notes - Lecture 69: Sarcoidosis, Verapamil, Reticular Formation
Document Summary
Strong indicator - syncope + chest pain, syncope during exertion or syncope supine: moderate indicator - palpitations, sudden onset syncope, syncope + dyspnoea, clinical presentation. Examination (tachy or brady: heart failure, sudden death, pale, unwell, diaphoretic, pulse - fast or slow, regular or irregular, bp - low or high, poor perfusion - reduced capillary refill, cold peripheries, urine. Jvp - canon a waves, flutter waves output: heart failure - increased jvp, apex beat displaced, s3 or s4 gallop, crepitations, neurological exam - cerebral thromboembolism in af. Single-lead rhythm strip: holter monitor (24hr, event recorder (2-3 weeks) Implantable loop recorder: tte, mri, stress test, tilt table test, definitive diagnosis via eps (electrophysiology study) - usually tachycardia. Sinus node (fastest depolarizing cell that overrides all others) Internodal tracts: atrial myocardium, av node, his bundle, bundle branches, purkinje fibres, ventricular. Nodal and ventricular: ecg sequence, phase 0 rapid depolarisation (inflow of.
