5 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... - Differential ... Bronchiectasis • Abscess ... Malformation Normal CXR ... Abnormalities • CHF
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess ... #pulmonary #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... centrilobular nodules, or consolidation ... CT) • Broncho-arterial ... , CCP, ANCA • HIV ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential ... • CT: Halo sign ... dyspnea • Lobar consolidation ... factor • May cause ... #AIDS #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... mucogenicum • HIV ... massiliense in CF ... Imaging, high res CT ... NTM #Infections #differential