25 results
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
Forced vital capacity ... curves comparing normal ... , obstructive, and ... Forced #Vital #Capacity ... #Normal #Comparison
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... Stem Bronchial Obstruction ... Fixed Upper Airway Obstruction ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... Normal A-a Gradient ... • ↓Diffusion Capacity ... #Diagnosis #Algorithm
Diagnosis of ascites according to the serum ascites albumin gradient (SAAG)
SAAG ≥ 1.1:
 - Ascitic protein
ascites albumin gradient ... syndrome, IVC obstruction ... , Sinusoidal obstruction ... #hepatology #differential ... #diagnosis #algorithm
Ascites Differential Diagnosis Table - Serum Ascites Albumin Gradient (SAAG)

SAAG ≥ 1.1:
 • Cirrhosis
 • Portal
Ascites Differential ... Ascites Albumin Gradient ... Cirrhosis • Portal ... tamponade • IVC obstruction ... Serum #Albumin #Gradient
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... to normal age adjusted ... gradient A-a Gradient ... Pulmonary Embolism, Obstructive ... Hypoxia #hypoxemia #differential
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic algorithm ... nephritis • Obstructive ... Nephropathy Renin Normal ... transplant • Obstructive ... nephrology #potassium #differential
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Hypotension / Shock Differential ... Diagnosis Algorithm ... Hypovolemic: • Poor oral ... Dysautonomia Obstructive ... #Diagnosis #Algorithm
Causes of Ascites - Differential Diagnosis Algorithm
Portal Hypertension - Prehepatic:
 • Portal vein thrombosis
 • Splenic
Causes of Ascites - Differential ... Diagnosis Algorithm ... • Sinusoidal obstruction ... Inferior vena cava obstruction ... #Diagnosis #Algorithm
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... Diagnosis Algorithm ... HOCM) - Obstructive ... Shock - Normal/ ... #Diagnosis #Algorithm