36 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
by A-a Gradient ... Normal A-a Gradient ... compliance ↑ A-a Gradient ... #pulmonary #Aa ... #Gradient
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = ... A-a Gradient ≤ ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... UnremarkableLab #AA
Diagnosis of ascites according to the serum ascites albumin gradient (SAAG)
SAAG ≥ 1.1:
 - Ascitic protein
ascites albumin gradient ... Late Budd-Chiari syndrome ... leak, Nephrotic syndrome ... ascites #albumin #gradient ... differential #diagnosis #algorithm
Practical Approach to Grading Diastolic Dysfunction

#Diagnosis #Cardiology #Diastolic #Diastology #Dysfunction #Grading #Classification #Grades #Criteria #Algorithm #Assessment
Practical Approach to Grading ... #Dysfunction #Grading ... Grades #Criteria #Algorithm
Hydronephrosis Grading
Grade I - Pelviectasis 
Grade II - Caliectasis (Major Calyces)
Grade III - Caliectasis (Minor Calyces)
Grade
Hydronephrosis Grading ... Thinning - POCUS ... Hydronephrosis #Grading ... radiology #ultrasound #pocus
Hepatopulmonary Syndrome (HPS) Diagnosis Algorithm
Bubble echo is the first piece of the puzzle. The nail on
Hepatopulmonary Syndrome ... HPS) Diagnosis Algorithm ... the dx is an A-a gradient ... Hepatopulmonary #Syndrome ... HPS #Diagnosis #Algorithm
Tree analogy to classify severity of hydronephrosis.

Dr. Alan Chiem https://twitter.com/atchiem

#Diagnosis #POCUS #RenalUltrasound #Hydronephrosis #Tree #Analaogy #Severity
#Diagnosis #POCUS ... Analaogy #Severity #Grading
Ascites Differential Diagnosis Table - Serum Ascites Albumin Gradient (SAAG)

SAAG ≥ 1.1:
 • Cirrhosis
 • Portal
Ascites Albumin Gradient ... • Nephrotic syndrome ... Serum #Albumin #Gradient
Algorithm for Suspected SVC Syndrome

SVC syndrome suspected: Facial/arm/neck edema, distended neck/chest veins, facial plethora, dyspnea, cough,
Algorithm for Suspected ... SVC Syndrome ... SVC syndrome suspected ... Grading: 0: Asymptomatic ... #Algorithm #diagnosis
Diastolic Dysfunction Grading - Echocardiography
Grade 0  (Normal):
 • E/A >0.8, e’ > 8 cm/s, E/e’
Diastolic Dysfunction Grading ... Relaxation Speed - POCUS ... #Dysfunction #Grading ... diagnosis #cardiology #POCUS