33 results
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
of Diseases on MRI ... - Differential Diagnosis ... High-Grade Glioma, HIV ... , NMO, PRES, PML ... Disease, Susac Syndrome
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... CT or MRI scan of ... • Cushing’s syndrome ... Mineralocorticoid excess syndromes ... #Differential #Diagnosis
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
+ Painful arc test ... pain + Hawkin's test ... #SIS #diagnosis ... signs #symptoms #msk ... #pathophysiology
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 ... Tuberculin skin test ... staining, NAA (PCR ... patients should ... #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 ... Tuberculin skin test ... staining, NAA (PCR ... patients should ... #Diagnosis #Management
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Tuberculosis - Diagnosis ... extrapulmonary cases ... decreased reflexes Pathophysiology ... : - MRI is modality ... damage - CXR should
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
Diagnosis: Quantitative ... PCR and CMV pp65 ... antigenemia test ... Retinitis (Most common cause ... association with PJP/TB
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
: TB, fungal infection ... , HIV, adrenoleukodystrophy ... hypophysitis, Sheehan's syndrome ... A STIM test can ... ACTH STIM TEST:
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... toxo IgG • CNS PCR ... including: M, avium, TB ... #causes #radiology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... cord infarct • HIV ... • Provocative Tests ... Imaging studies: • MRI ... #causes #neurology