16 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute ... stroke, Acute spinal ... Guillain-Barré syndrome ... Testing #Causes #differential ... diagnosis #table #neurology
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Stroke Etiologies ... Endocarditis, Acute ... MI - Lacunar ... #causes #differential ... #diagnosis #neurology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... Findings in Stroke ... it possible to differentiate ... #Evolution #MRI ... #Progression #Stroke
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
Evolution of stroke ... consistent with acute ... consistent with acute ... #Stroke #CVA #MRI ... Progression #Timeline #Neurology
Locked-In Syndrome on Physical Exam

56 year-old male with acute onset altered sensorium. Suffered a cardiac arrest
Locked-In Syndrome ... year-old male with acute ... infarct seen on MRI ... #PhysicalExam # ... clinical #video #neurology
Timeline for Progression of T2WI and DWI Findings in Acute Stroke
 - In the acute phase
Stroke - In the ... acute phase T2WI ... #Stroke #CVA #MRI ... Progression #Timeline #Neurology ... Radiology #Findings #Evolution
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the Evaluation ... Causes of acute ... Irritable bowel syndrome ... barium, CT, or MR ... workup #diagnosis #differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... Landry–Guillain–Barré–Strohl ... syndrome:  Most ... common cause of acute ... Differential diagnosis
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... papilledema • Horner syndrome ... conditions: • Stroke ... arteritis • Acute ... #Headache #Differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Impairment: • Acute ... stroke syndromes ... EMG) studies • MRI ... #Diagnosis #neurology