10 results
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Nodular or cavitary ... Mimics TB with: Cavitary ... disease, alcohol, cancer ... Diagnosis Of NTM ... • Clinical (Symptoms
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Lung Abscess - Clinical ... Abscess Diagnosis ... foreign body, cancer
Lungcancer
10% of lungcancers cavitate, most commonly squamous cell carcinoma.
Small cell lungcancer does not cavitate.
Bronchoalveolar carcinoma, or
Here a chest x-ray ... large cavitating lung ... #Clinical #Radiology ... #CXR #LungCancer ... #Cancer #Cavity
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
M.tuberculosis, NTM ... failure, COPD, Lung ... cancer, Primary ... Evaluation: Imaging (CXR ... HIVAIDS #workup #diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
mycobacterial infection (NTM ... cancer • Septic ... abscess Primary ... characteristic features Clinical ... and Culture • 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
mycobacterial infection (NTM ... cancer • Septic ... abscess Primary ... characteristic features Clinical ... and Culture • CXR
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... neuroexam - Oral cavity ... Change in clinical ... unless prior heart/lung ... stratification #diagnosis
Esophageal Rupture with Gastric Contents seen on Lung Ultrasound
Middle aged patient with oesophageal Ca presents generally
Contents seen on Lung ... Patient had CXR ... Hyperechoic bright spots ... Diagnosis made at ... Ultrasound #POCUS #clinical
Rib fractures on POCUS 
1. look for a discontinuity at the site of pain and tenderness
US beats CXR on ... diagnosis; the ... orient in line on long ... course based on chest ... confirm in the short
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
x-ray (CXR), try ... wall, a chest x-ray ... not seen on a CXR ... #Radiology #CTChest ... #Lung #Pulmonary