Critical Care Flashcards
‘A’ wave
Atrial contraction
‘C’ wave
Onset of ventricular contraction
‘X’ descent
Atrial relaxation
‘V’ wave
Atrial filling
‘Y’ descent
Ventricular relaxation/filling
Etiology of posterior papillary muscle rupture
Inferior wall MI (RCA)
Etiology of interventricular septum rupture
Anterior wall MI (LAD)
Amplitude of pulse decreasing with each beat
Free wall rupture
RA and RV collapse during diastole
Cardiac tamponade
Most common arrhythmia in HD
Afib
Syncope post MI day 3-5
VTach, VFib, or myocardial rupture
Large parasternal (RV) heave
Split 2nd heart sound
Loud pulmonic component
Pulmonary hypertension
Evaluation for CTEPH
V/Q scan
Mainstay maintenance therapy in PAH I and IV
Warfarin
Inc RAP
Inc PAP (70s-80s)
Normal PCWP
Pulmonary hypertension