31 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... oxygen dissolved in arterial ... hemoglobin in arterial ... oxygen content of arterial ... #pulmonary #differential
ASD on Bubble Contrast Echocardiogram (a4c)
A patient with an anterior STEMI (take a look at the
ASD on Bubble Contrast ... previously undiagnosed ASD ... Ivan_Echocardio #atrial ... septal #defect #ASD ... #clinical #cardiology
Large Atrial Septal Defect and clearly not a PFO. I want to personally thank all the
Large Atrial Septal ... Defect and clearly ... #Clinical #Cardiology ... Echocardiogram #A4C ... #ASD #Large #SeptalDefect
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
ARRYTHMIA • ATRIAL ... FIBRILLATION • ATRIAL ... TACHYCARDIA • ATRIAL ... PHAEOCHROMOCYTOMA • PULMONARY ... DISEASE • HYPOXIA
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Stroke Volume / Arterial ... of developing atrial ... mmHg developed atrial ... • Infective Endocarditis ... Infarction • Pulmonary
Highlighted Conditions With Arteritis or Periarteritis of the Coronaries
Takayasu's arteritis:
 - Onset < 40 yrs
 -
claudication - Arterial ... sinusitis - pulmonary ... inflammation - Venous/arterial ... osteosclerosis) - Right atrial ... Coronaries #Arteritis #Differential
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
patient with an ASD ... effect #washout #ASD ... #atrial #septal ... #defect #a4c #Echocardiogram ... #clinical #cardiology
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Hypertension - Differential ... Arterial Hypertension ... Lung Disease and ... /or Hypoxemia:
Large atrial septal defect on cardiac POCUS with an oddly satisfying bubble study.

Eric Abrams, MD @eabramsMD

#Bubble
Large atrial septal ... Bubble #Study #ASD ... #Atrial #SeptalDefect ... #Clinical #Cardiology ... Echocardiogram #A4C
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
ARDS, Pneumonia and ... Interstitial Disease and ... Gradient #alveolar #arterial ... #pulmonary #Hypoxia ... #hypoxemia #differential