41 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Polyneuropathy, Acute stroke ... Delayed finding in stroke ... Testing #Causes #differential ... #diagnosis #table ... #neurology
What are common stroke mimics?
From Konrad CN, Crocco T, Biola J, Larrabee H. Is it stroke,
What are common stroke ... Is it stroke, or ... #Diagnosis #Differential ... #Stroke #Mimics ... #Table #CVA #Incidence
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Effects of Strokes ... Basilar Artery #Strokes ... #Syndromes #CVA ... Territory #Symptoms #Signs ... #Diagnosis #Table
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... → "setting sun sign ... Vascular disease (stroke ... #diagnosis #pineal ... #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Diagnosis Algorithm ... : • Vascular: Stroke ... vasoconstriction syndrome ... Hypomagnesemia, Hypocalcemia ... #Causes #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
- Vascular - Stroke ... Eric Strong @DrEricStrong ... - Strong Medicine ... Central #Causes #differential ... #diagnosis #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... retraction (Collier's sign ... "setting sun" sign ... Vascular disease (stroke ... #neurology #diagnosis
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Dizziness - Differential ... Diagnosis Framework ... Disease • Central: Stroke ... • Orthostatic: Hypovolemia ... #Diagnosis #neurology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
diuresis, Bartter's syndrome ... use), Gitelman's syndrome ... exercise, Heat stroke ... #Causes #differential ... #diagnosis #nephrology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Diagnosis Algorithm ... papilledema • Horner syndrome ... conditions: • Stroke ... #neurology #PHANTOMS