40 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
For comparison, ... a normal loop is ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Normal #pulmonary
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
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
curves comparing normal ... commonly available spirometers ... Diagnosis #Pulmonary #Spirometry ... #Restrictive #Normal ... #Comparison
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... Findings: Variably abnormal ... often normal or ... near normal between ... : Persistently abnormal
HFrEF - Low Ejection Fraction on Physical Exam - Likelihood Ratios
 - Displaced Apical Impulse
 -
- Low Ejection Fraction ... Apical Impulse - Abnormal ... Valsalva Response - Elevated ... - S3 Gallop - Normal
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
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Tests (PFTs) - ... Algorithm • Normal ... FunctionTests #PFTs
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
of Anemia with elevated ... Diagnosis Algorithm Normal ... Target Cells, Normal ... WBCs - Normal ... Deficiency - Abnormal
Reference Laboratory Values - Fishbone Shorthand
Complete Blood Count (CBC), Basic Metabolic Panel (BMP), Liver Function Tests
Panel (BMP), Liver Function ... Tests (LFTs) and ... Labs #Reference #Normal
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
muscle weakness • Elevated ... ESR, Normal CK, ... muscle weakness • Normal ... or mildly elevated ... differential #diagnosis #comparison