138 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... present in 15% of cases ... Demyelinating disease caused ... #Infections #differential ... InfectiousDiseases #Neurology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
& seizures are late ... replicates within CNS ... CNS and hematologic ... bacteremia are late ... peds #pediatrics #pathophysiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... nodules, may also see ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... Polydipsia - Beer ... Pulmonary Diseases, CNS ... Algorithm #diagnosis #nephrology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... nervous system (CNS ... Inflammatory causes ... #Syndromes #neurology ... #inflammatory #differential
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... syndrome, Eclampsia, Late ... #differential # ... diagnosis #table #neurology
Considerations for Crystalloids - 0.9% NS vs LR vs Plasma-Lyte
 - Causes hyperkalemia?
 - Safe to
vs LR vs Plasma-Lyte ... - Causes hyperkalemia ... - Causes lactic ... lactate can still be ... - May be preferable
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... Malignancy - CNS ... Insipidus (Incr ADH sensitivity ... Hypernatremia #Differential ... Diagnosis #Table #Causes
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... (Many causes!) ... * (most common cause ... Syndrome #diagnosis #neurology ... #differential