12 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... Massive Hemoptysis ... Bronchiectasis • Abscess ... Malformation Normal CXR ... #Causes #Pulmonary
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... , weight loss, hemoptysis ... Treatment: ... #Pulmonary #Clinical ... #CXR #ChestXRay
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Diagnosis Framework Massive ... Infection: Bacterial (TB ... Necrotizing PNA, Abscess ... vasculitis (GPA > EGPA, MPA ... #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Lung Abscess - Clinical ... westermani • Other: TB ... #Abscess #pulmonary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
abscess Primary ... characteristic features Clinical ... Complications: Hemoptysis ... and Culture • CXR ... disease • Check CXR
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
abscess Primary ... characteristic features Clinical ... Complications: Hemoptysis ... and Culture • CXR ... disease • Check CXR
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... disease caused ... Fibrosis #Silicosis #clinical ... #radiology #CXR ... XRay #labeled #pulmonary
Algorithm for Management of Acute Exacerbation of COPD (AECOPD)

Obtain workup for alternate diagnoses and relevant comorbidities:
ventilated • CXR ... , Lung US, Echo, ... of AECOPD: • Clinical ... #Exacerbation #treatment ... #pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Dyspnea • Hemoptysis ... • Infection: TB ... in the adjacent lung ... of the affected lung ... mycobacteria Treatment
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Kansasii: • Mimics TB ... Disease: Clinical ... discomfort, • +/- Hemoptysis ... Disease: • Clinical