18 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
• 80% with lung ... Bacterial • Tuberculosis ... #Brain #differential ... diagnosis #causes #radiology ... #neurology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Diagnosis • Infections ... Malignancy: Metastases (lung ... Diagnosis #neurology ... #radiology
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... M.tuberculosis, ... failure, COPD, Lung ... < 200: Pulmonary ... diagnosis #evaluation #differential
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
appearances of pulmonary ... Actinomyces spp., NHL; Lung ... Infectious Diseases ... #diseases #differential ... diagnosis #chestCT #radiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
(LTBI) Pathophysiology ... affecting the lungs ... lesions • Malnutrition ... • Lymphoma • Lung ... • Progressive lung
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
ring-enhanced lesion ... lymphadenopathy, pulmonary ... ring-enhancement lesion ... #diagnosis #differential ... #TB #neurology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
(LTBI) Pathophysiology ... affecting the lungs ... lesions • Malnutrition ... • Lymphoma • Lung ... • Progressive lung
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Metastases ("cannonball lesions ... Breast, Testicle) Infection ... • Fungal • Tuberculosis ... Algorithm #Causes #Pulmonary
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... parietal - Size lesions ... 80% sensitive Tuberculous ... - Hemorrhage, tuberculomas ... #differential #
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... virus NODULAR LESIONS ... Bacterial pneumonia - Tuberculosis ... #Lung #Infections ... ComputedTomography #Differential