292 results
Hepatic Vein Doppler Waveform
WAVE | DIRECTION |  PHASE OF THE CARDIAC CYCLE | MECHANISM OF
Hepatic Vein Doppler ... GENERATION a - Retrograde ... Transicional (antegrade, retrograde ... #HepaticVein #Doppler
Normal hepatic vein Doppler Ultrasound tracing
1) a large antegrade waveform (negative velocity) noted during early and
Normal hepatic vein Doppler ... in RA pressure caused ... apex 2) a small retrograde ... This wave is caused ... #hepaticvein #Doppler
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... dissociation + retrograde
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
obvious P (or retrograde ... differential #diagnosis #causes
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
near arm tremor caused ... Disease #clinical #video ... #neurology #copper
Wing-Beating Tremor of Wilson's Disease

Characterized by low frequency, high amplitude, near arm tremor caused by continuous
near arm tremor caused ... Disease #clinical #video ... #neurology #copper
Severe Mitral Stenosis- The physical examination revealed a right parasternal heave, a loud S1, a midpeaking
0.5 cm2) (see video ... Color-flow Doppler ... continuous-wave Doppler ... see source for video ... ) #clinical #doppler
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
POCUS Amazing video ... significantly, it causes ... echogenic as in this case ... for underlying cause
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... elliptocytosis Extrinsic Causes ... agents ex. lead, copper ... Intravascular Causes ... Differential #Diagnosis #causes
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign caused ... Elevating the arms causes ... PhysicalExam #clinical #video