8 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
infection • Most common ... cause: Aspiration ... Pathophysiology ... Leukocytosis, anemia ... #differential #causes
Alexia Without Agraphia
Alexia without agraphia is a disconnection syndrome where patients cannot read but can write.
disconnection syndrome ... occlusion is the most common ... cause, leading ... Pathophysiology: ... Infarct (most common
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Affects 1:25,000 ... - gastric and breast ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
dementia Pathophysiology ... barrier (BBB), and infects ... volume • Patchy areas ... The clinical syndrome ... motor slowing and ataxia
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Spinal stenosis - Abscess ... syphilis, and HIV ... - Friedreich ataxia ... anesthesia (more commonly ... anesthesia (more commonly
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
often- Sensory ataxia ... Non-compressive Spinal Cord Causes ... , HIV, CMV, HTLV ... MCTD, Sjogren syndrome ... differential #algorithm
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
tuberculomas, or abscesses ... Demyelinating disease caused ... Symptoms: AMS, motor deficits ... periventricular areas ... InfectiousDiseases #Neurology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Diagnosis The most common ... - Compartment syndrome ... Ethylene glycol - HIV ... B3: Hereditary Defects ... myopathies - Defects