41 results
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... lobe • Retina • Systemic ... • Infection (e.g ... Brain lesions (e.g ... #differential
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
pupil (AACG) • Systemic ... symptoms and signs ... (e.g., fever, myalgia ... brain lesion • CNS ... infection (e.g.
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... Erythematosus (SLE) Clinical ... Lumbar Puncture, EEG ... Erythematosus #SLE #CNS ... #neurology #rheumatology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... the lung) - CNS ... pathology (e.g. ... Pulmonary pathology (e.g ... #Diagnosis #Table
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV-Associated CNS ... Infections: • Most CNS ... • CNS opportunistic ... 100% Primary CNS
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
, wt loss; CV, CNS ... Infectious (Variable) - Fungal ... Diseases #pulmonary #differential ... #diagnosis #comparison ... #table #eosinophilia
Sedative-Hypnotic Drugs
Benzodiazepines:
 - Bind to specific GABAA receptor subunits at central nervous system (CNS) neuronal synapses
(CNS) neuronal ... effects on the CNS ... receptor subunits at CNS ... effects on the CNS ... nuclei in the CNS
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Infiltrative disorders (e.g ... Malignancy - CNS ... - Medications (e.g ... renal diseases (e.g ... #Diagnosis #Table
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
conjunction with symptoms ... central nervous system ... (CNS) involvement ... BEE #Syndromes #neurology ... #inflammatory #differential
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... brainstem syndromes (e.g ... AQP4-lgG disease; e.g ... pain • Extra-CNS ... #symptoms #signs