11 results
Altered Mental Status - Differential Diagnosis
 • Neurologic: Stroke, Cerebral hypoxia, Cerebral hemorrhage, Seizure, Trauma, TBI,
Altered Mental Status ... Diagnosis • Neurologic ... : Stroke, Cerebral ... hypoxia, Cerebral hemorrhage ... #Diagnosis #Causes
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Hemorrhagic (IPH ... Cardioembolic: Atrial fib ... embolism, Occult a-fib ... #causes #differential ... #diagnosis #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
- Vascular - Stroke ... Cerebellar infarct or hemorrhage ... - Strong Medicine ... #Causes #differential ... #diagnosis #neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Diagnosis Framework If Altered ... Mental Status - ... , lntracranial hemorrhage ... no neurological cause ... #diagnosis #neurology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
NCCT) head (r/o hemorrhage ... and other mimics ... +/- TEE (high Afib ... ischemic #CVA #stroke ... diagnosis #checklist #neurology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential ... Insipidus): • Central ... Hypercalcemia Polyuria Mimics ... #nephrology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
HIV, or lyme • Altered ... mental status, ... conditions: • Stroke ... thrombosis • Hemorrhage ... Diagnosis #Algorithm #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... circulation: MCA ACA ... Reversible course Differential ... Constipation, Seizures, Stroke ... the underlying cause
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... - subarachnoid hemorrhage ... thrombophilia, neurologic ... encephalopathy: altered ... Dangerous #Deadly #Differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... meningovascular (stroke ... rigidity) • Altered ... regarded as a strong ... #diagnosis #neurology