15 results
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
lesions • Malnutrition ... emboli • Lung abscess ... : Latent TB: • ... staining, NAA (PCR ... #Diagnosis #Management
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Diagnosis and Workup ... : Lung abscess, ... : TB, NTB, Fungal ... #Algorithm #lesion ... #pulmonary #differential
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
lesions • Malnutrition ... emboli • Lung abscess ... : Latent TB: • ... staining, NAA (PCR ... #Diagnosis #Management
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... including: M, avium, TB ... Infectious: ... Syphilis • Pyogenic Abscess ... #Brain #differential
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
embolus I = infection ... - pulmonary abscess ... (TB, fungal, staph ... Mnemonic #Cavitary #Lesions ... #Differential #
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Fistulas • Dieulafoy lesion ... Parenchyma: • Infection ... : TB, Paragonimus ... westermani, PNA, Lung abscess ... #Diagnosis #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... stable residual lesion ... Differential Diagnosis ... #pulmonary #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... reactivation of latent ... Antimicrobial treatment ... tuberculomas, or abscesses ... #differential #
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
, pulmonary infiltrates ... osteomyelitis, cutaneous abscesses ... leukoencephalopathy (PML ... Leishmaniasis Differential ... Inflammatory #Syndrome #Differential
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
ring-enhanced lesion ... stroke Tuberculous Abscess ... #Tuberculosis #diagnosis ... #differential # ... TB #neurology