10 results
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
mnemonic for the causes ... of a cavitating lung ... abscess (TB, fungal ... staph aureus) T = trauma ... bronchogenic cyst #Diagnosis
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... meropenem) #Lung ... #Abscess #Diagnosis ... #Pulmonary #Clinical ... #CXR #ChestXRay
A 50 yo F with a history of poor dentition presents to the ED with fever
A CXR is done. ... Diagnosis: Cavitary ... consistent w/ lung ... abscess #Clinical ... #ChestXRay #Cavitary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Abscess Diagnosis ... Blood cultures • CXR ... #Abscess #pulmonary
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
- Differential Diagnosis ... Foreign Bodies • Trauma ... westermani, PNA, Lung ... abscess, Aspergillosis ... #pulmonary #causes
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... since in many cases ... visible wall #CXR ... #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
leading to increased pulmonary ... consistent with pulmonary ... detected on CT or CXR ... such as trauma ... Summary #CheatSheet #Diagnosis
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
- Differential Diagnosis ... Necrotizing PNA, Abscess ... hemoptysis • Trauma ... Postprocedural, Lung ... #pulmonary #causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... • Nodular or cavitary ... Mimics TB with: Cavitary ... Diagnosis Of NTM ... #differential #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
suffered no head trauma ... are diagnosed with ... a chest x-ray (CXR ... not seen on a CXR ... Radiology #CTChest #Lung