11 results
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... glaucoma - Ocular ... • CNS Vasculitis ... #ophthalmology ... #Neurology
Headache Etiologies and Associated Spectrum of Severity of Disease by System
Critical, Emergent and Non-Emergent Causes
CNS, neurologic,
Headache Etiologies ... CNS, neurologic ... vascular disease Ocular ... Infectious disease Pulmonary ... #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... Unilateral Mydriasis: CN ... pupil, Migraine Headache ... #differential #diagnosis ... #ophthalmology
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
Left Abducens Spasm ... #CNVI #CN6 #PhysicalExam ... #clinical #ocular ... #ophthalmology ... #neurology #video
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
later stage) • Headache ... • Papilledema, headache ... neurological symptoms • Caused ... or abruptly • CN ... #Tuberculosis #diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... skin injury) • Neurologic ... symptoms (headache ... ) Differential Diagnosis ... inhibitors • Uveitis- Ophthalmology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
- Differential Diagnosis ... Classically” noted with pulmonary ... acidosis: - CNS ... Interpretation #Diagnosis ... #Summary #Nephrology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... 50 years • New headache ... affects the skin, neurologic ... Progressive symptoms of headache ... tract, and often causes
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
cough, chills, headache ... especially the CNS ... MC: CNS CSF: • ... , ocular, or disseminated ... : • Serology for