9 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... comparison, a normal ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... Patterns #Comparison #Normal
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... Normal B. ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... #Patterns #pulmonary
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... 24 hours) • Malignancy ... Malformation Normal ... • Bronchitis Diffuse ... #Causes #Pulmonary
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses: • Normal ... High Aldosterone: Malignant ... • HTN Absent: Loop ... #causes #potassium
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Remote use of loop ... alkalosis - Normal ... mineralocorticoid-like effect) • Normal ... salicylate poisoning • Normal ... #causes #urinary
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Remote use of loop ... alkalosis • Normal ... mineralocorticoid-like effect Normal ... salicylate poisoning Normal ... In a normal gap
Diffuse Systemic Sclerosis (Scleroderma)
 - Pulmonary Fibrosis -> Crackles, Abnormal CXR
 - Pulmonary Hypertension, Right Heart
Diffuse Systemic ... Fibrosis -> Crackles, Abnormal ... CXR - Pulmonary ... > diarrhea - Malignant ... Peri-ungal capillary loops
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Vascular Causes ... - If both are normal ... Tests of synthetic function ... may be abnormal
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
• Patchy or diffuse ... Exclude other causes ... pneumonia - Pulmonary ... embolism - Malignancy ... Eosinophilia • Normal