12 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... history of cancer, HIV ... ) • Systemic symptoms ... lesion • CNS infection ... #neurology #PHANTOMS
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
history of viral infection ... Head trauma - Symptoms ... Syndrome usually ... #differential # ... diagnosis #neurology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... at home or at work ... temporal (giant cell) arteritis ... thrombophilia, neurologic ... postpartum #Diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... Demyelinating disease caused ... #differential # ... opportunistic #InfectiousDiseases
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
Reconstitution Inflammatory Syndrome ... (IRIS): • In HIV ... • Caused by immune ... #Tuberculosis #diagnosis ... #differential #
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
neoplasms • trauma ... Diagnosis: • ... cord infarct • HIV ... diagnosis #causes ... #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
50 years • New headache ... • Progressive symptoms ... of headache, cognitive ... impairment, neurologic ... tract, and often causes
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... vasoconstriction syndrome ... with or without trauma ... #differential # ... emergency #diagnosis
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
other forms of trauma ... Infarction - Infection ... syphilis, and HIV ... #lesions #differential ... #diagnosis #neurology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Diagnosis Framework ... Constitutional symptoms ... diagnosis #infectiousdiseases