21 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... including: M, avium, TB ... Syphilis • Pyogenic Abscess ... #causes #radiology ... #neurology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... • Most common cause ... Pathophysiology ... westermani • Other: TB
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential Diagnosis ... brain injury • Infectious ... Encephalitis, Brain Abscess ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... tuberculomas, or abscesses ... Demyelinating disease caused ... of serum CrAg testing ... comparable to CSF testing
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... emboli • Lung abscess ... Tuberculosis Diagnosis ... staining, NAA (PCR ... #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
tuberculosis (LTBI) Pathophysiology ... emboli • Lung abscess ... Tuberculosis Diagnosis ... staining, NAA (PCR ... #Diagnosis #Management
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
stroke Tuberculous Abscess ... with pulmonary TB ... neurological symptoms • Caused ... #Tuberculosis #diagnosis ... #neurology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
- Differential Diagnosis ... • Lymphoma • TB ... Causes: • Still's ... Night Sweats: • TB ... #Differential #Diagnosis
Helicobacter Pylori (H. pylori) Infection - Diagnosis and Management - GrepMed Handbook
Presentation: Dyspepsia / Peptic Ulcer
Pylori (H. pylori) Infection ... developed countries Microbiology ... Ag, Urea Breath Testing ... hold 2w before testing ... differentiate past infection
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
CMV infection: virus ... PCR and CMV pp65 ... 50 or less: • Neurologic ... Retinitis (Most common cause ... association with PJP/TB