22 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
: • 80% have fever ... decubitus - air fluid level ... westermani • Other: TB ... #Abscess #pulmonary ... causes #management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
: • Fever • Weight ... : • Acid-fast staining ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
: • Fever • Weight ... : • Acid-fast staining ... and Culture • CXR ... disease • Check CXR ... #Diagnosis #Management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... factor • May cause ... infiltrates, mimicking TB ... Infections #HIV #AIDS #pulmonary ... #differential #
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... with cough and fever ... with low oxygen level ... nodular interstitial lung ... #CXR #Lobar #Consolidation
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
neurologic symptoms, fever ... ) • Headache, fever ... neurological symptoms • Caused ... Meningitis: • Fever ... #TB #neurology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... #Pulmonary #Diagnosis ... #Radiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... edema • BNP level ... ischemic changes CXR ... Transfusion-related acute lung ... #diagnosis #cardiology
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
symptoms are not caused ... e.g. incidental CXR ... General: fever, ... syndrome: ACUTE, fever ... presentation with fever