17 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
comparison, a normal ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... Patterns #Comparison #Normal
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... #Diagnosis #PFTs ... #Spirometry #FlowVolume
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... AST): • US - Normal ... Burak @kwburak #LFTs ... #Elevated #Abnormal
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... with elevated Mean ... Liver Function ... Deficiency - Abnormal ... Liver Function
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... disease US — Normal ... • Others #LFTs ... Diagnosis #Algorithm #Causes
Quincke's Pulse in a patient with a normal echocardiogram (non-valvular)

A 70 y/o man presents with new
patient with a normal ... 100 mm Hg), and elevated ... preserved systolic function ... EtOH causes thiamine ... patients consume a normal
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Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
out of cells may cause ... to be falsely normal ... /elevated. ... has good renal function ... Abdominal pain, nausea
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Algorithm Vascular Causes ... specificity to elevated ... - If both are normal ... Tests of synthetic function ... may be abnormal
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Core temp normal ... /mildly elevated ... Hyperventilation, Dizziness, Nausea ... Loss of muscle function ... differential #diagnosis #causes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
May develop in pts ... fluid (CSF) is abnormal ... in 90%, with elevated ... tract, and often causes ... Mono Multiplex, Elevated