29 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... - Compatible syndrome ... + toxo IgG • CNS ... 30% present w/ CNS ... @AnnKumfer #CNS
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... Nerve palsy • CN ... One-and-a-half Syndrome ... #differential # ... diagnosis #ocular
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... cirrhosis, nephrotic syndrome ... Stress, Nausea, Pulmonary ... Diseases, CNS Disease ... #diagnosis #nephrology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
nervous system (CNS ... important, as early diagnosis ... #neurology #inflammatory ... #differential # ... diagnosis
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - Differential ... Diagnosis Algorithm ... Anorexia Nervosa • CNS ... #Diagnosis #Algorithm ... endocrinology #causes #pediatrics
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Other brainstem syndromes ... Many others • Transverse ... pain • Extra-CNS ... Manifestations #diagnosis ... #neurology #symptoms
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Diagnosis by Mechanism ... - Cirrhosis Syndrome ... the lung) - CNS ... hemorrhage) - Pulmonary
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • CNS: parietal ... Alice #Wonderland #Syndrome ... #diagnosis #neurology ... #differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Hypoxia #hypoxemia #differential ... #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... disorder (Cardiac, pulmonary ... etc) • CNS -> ... #Diagnosis #neurology