126 results
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
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Findings: Variably abnormal ... spirometry - FEV1 ... bronchodilator, Spirometry ... often normal or ... spirometry - FEV1
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
Loops - Common Patterns ... Normal B. ... Diagnosis #PFTs #Spirometry ... FlowVolume #Loops #Patterns
Causes of Chronic Pediatric Cough - Differential Diagnosis Algorithm
Poor Growth
 - Non-Specific CXR
Causes of Chronic ... Infection - Abnormal ... • Tumor Normal ... • Asthma - Abnormal ... Congenital Anomaly - Normal
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Relative - Normal ... Positive - Low/Normal ... Saturation 90%, Abnormal ... Heart Disease Abnormal ... Shortness of Breath, Cough
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis Algorithm ... ) • Abnormal physical ... exam, etc) • Abnormal ... Differential #Diagnosis #Algorithm ... #causes
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... with Normal Mean ... PRV, Chronic) Normal ... Anemias (MAHA) - Abnormal ... Hemoglobinopathy - Normal
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Causes of Acute ... Pediatric Cough ... Tachypnea - Normal ... Tachypnea - Normal ... #Causes #Peds #
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Differential Diagnosis Algorithm ... Hepatocellular Pattern ... AST): • US - Normal ... LFTs #Elevated #Abnormal