10 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #pulmonary #Aa
Focused Abdominal Aorta Ultrasound - Transducer positions for aortic scan. Proximal (A), Mid-aorta (B), Distal (C),
Longitudinal (D) #EM ... Radiology #Vasc #POCUS ... #AAA #Transducer
Aplastic Anemia Summary

 • Definition
 • Pathophysiology
 • DDx: AA vs Hypocellular MDS
 • Expectation
 •
Pathophysiology • DDx: AA ... Expectation • Rx Algorithm
Aortic aneurysm (aaa) measuring 6 cm wide with mural thrombus (asterisks) #Clinical #Diagnosis #EM #Radiology #Vasc
Aortic aneurysm (aaa ... Clinical #Diagnosis #EM ... Radiology #Vasc #POCUS ... #AAA #MuralThrombus
AAA Endoleak on POCUS
Elderly pt, Hx AAA repair presents w/ back pain. A&O and HDS
PoCUS shows
AAA Endoleak on ... , Hx AAA repair ... shows >9cm AAA ... outcome UB EM ... Endoleak #endograft #AAA
Ruptured AAA on POCUS

Nice pick up with a POCUS RUSH exam in a patient with undifferentiated
Ruptured AAA on ... showing a ruptured AAA ... Large AAA with leak ... it is leaking AAA ... sometimes - MCW EM
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary ... Diffusion Defect: Pulmonary ... UnremarkableLab #AA
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... ASA class If ... event, follow ACC algorithm ... days before Pulmonary ... and undergoing AAA
Rheumatoid Arthritis - Signs and Symptoms
 • Ocular: Keratoconjunctivitis sicca, Episcleritis, Scleritis, Scleromalacia perforans
 • Pulmonary:
Scleromalacia perforans • Pulmonary ... Tubulo-interstitial nephritis, AA
Hepatopulmonary Syndrome - Illness Script
HPS is a pulmonary disorder of chronic liver disease characterized by a
Script HPS is a pulmonary ... liver disease 2) pulmonary ... time = increased Aa ... portal HTN • Aa ... air) - ABG • Pulmonary