34 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... HRCT #ChestCT #Differential ... #Table #Distribution
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Mycoplasma and Viral Pneumonias ... - Bacterial Pneumonias ... Tuberculosis - Lung Abscess ... Cough #Hemoptysis #Differential ... #Causes #Table
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Acute hemolysis, deficiency ... Vasculitides, IBD ... Glucocorticoids, IL ... Thrombocytosis #Platelets #Differential
Massive Hemoptysis - Differential Diagnosis Framework and Management
Definition: 150-600 mL over 24 hours
Differential Diagnosis:
 • Tracheobronchial:
Massive Hemoptysis - Differential ... over 24 hours Differential ... Parenchymal: PNA, Abscess ... Lung Contusion, Pneumonitis ... Massive #Hemoptysis #Differential
Summary of Coagulation Deficiencies
Inherited:
 • Hemophilia A - Deficiency of Factor VIII
 • Hemophilia B -
Hemophilia A - Deficiency ... celiac disease, CF, IBD ... Deficiencies #Summary #table ... comparison #diagnosis #hematology ... #deficiency
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... Pneumonitis 3. ... Management: • ... Differential Diagnosis ... #pulmonary #differential
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... bronchiolitis: ill ... NodularPattern #Differential ... #Comparison #Table
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Iron Deficiency ... Anemia - Differential ... Tropical sprue, IBD ... #Anemia #Differential ... Algorithm #ferritin #hematology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
ConnectiveTissueDiseases #ILD ... CTILD #Diagnosis #Differential ... #Comparison #Table ... #Pulmonary #Rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Inflammatory: • IBD ... malignancy • Iron deficiency ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology