9 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... Bronchiectasis • Abscess ... Malformation Normal CXR ... /CT • Hematemesis ... Bronchitis Diffuse CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT ... #pulmonary #differential ... #causes #management
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Fever, Hematuria, Hemoptysis ... symptomatology Differential ... , anti-CCP • CXR ... resolution chest CT ... BAL → confirm DAH
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... Goodpasture's cause ... seen on chest CT ... Renal #Syndromes #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 ... #Pulmonary #Differential ... #Causes
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases ... symptoms of active pulmonary ... tissue damage - CXR ... for concomitant pulmonary ... involvement - CT
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... • Dyspnea • Hemoptysis ... Most Common Causes ... high-resolution chest CT ... #differential #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Illnesses: • Pulmonary ... discomfort, • +/- Hemoptysis ... Imaging, high res CT ... NTM #Infections #differential
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
revealed multiple pulmonary ... with the use of video-assisted ... bacterial infection caused ... #NEJM #clinical ... #radiology #CT #