45 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
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
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
spirometry - FEV1 ... bronchodilator, Spirometry ... often normal or ... : Persistently abnormal ... spirometry - FEV1
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
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
Evaluation abnormal ... - Cholestatic Pattern ... Hepatocellular Pattern ... obgyn #obstetrics #hepatology ... #differential #algorithm
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Hepatocellular Pattern ... AST): • US - Normal ... LFTs #Elevated #Abnormal ... #diagnosis #hepatology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
of Anemia with Normal ... PRV, Chronic) Normal ... Polychromatic Macrocytes, Normal ... Anemias (MAHA) - Abnormal ... Hemoglobinopathy - Normal
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Levels: > 50x normal ... Hepatitis > 20x normal ... Hepatitis 10-20x normal ... muscle 2-5x normal ... Liver #Injury #hepatology
Isolated Hyperbilirubinemia - Differential Diagnosis Algorithm
Direct Hyperbilirubinemia: Dubin-Johnson Syndrome, Rotor Syndrome
Indirect Hyperbilirubinemia: 
 - Trauma, Hematoma,
Differential Diagnosis Algorithm ... Reticulocyte Count Normal ... Reticulocyte Count Abnormal ... Differential #Diagnosis #Algorithm ... #hepatology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Relative - Normal ... Positive - Low/Normal ... Saturation 90%, Abnormal ... carboxyhemoglobin, Abnormal ... Heart Disease Abnormal