7 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Bronchiectasis • Abscess ... Malformation Normal CXR ... /CT • Hematemesis ... Bronchitis Diffuse CT ... Goodpasture's Syndrome
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Fever, Hematuria, Hemoptysis ... , anti-CCP • CXR ... resolution chest CT ... BAL → confirm DAH ... #differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT ... Differential Diagnosis ... #pulmonary #differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
coagulopathy) • CBC w differential ... Other tests: • CT ... seen on chest CT ... #differential # ... diagnosis #management
Diagnosis and Management of Diffuse Alveolar Hemorrhage (DAH)
Blood escaping through the capillary wall into the alveoli,
Diagnosis and Management ... lung opacities, hemoptysis ... anemia • Chest CT ... #Diagnosis #Management ... #Pulmonary #Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Dyspnea • Hemoptysis ... • Mounier-Kuhn syndrome ... dyskinesia • Young syndrome ... high-resolution chest CT ... #differential #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Lady Windermere Syndrome ... : • Syndrome of ... discomfort, • +/- Hemoptysis ... Imaging, high res CT ... NTM #Infections #differential