39 results
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
injury -> Ligaments tear ... Inability to weight-bear ... Fractures #msk #diagnosis
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
spinal deformity or neurologic ... able to weight bear ... Unable to weight bear ... #Orthopedics #diagnosis
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
upgaze - Light-near ... Parinauds #Syndrome #diagnosis ... #pineal #neurology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
pupil - Light-near ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology
Upper Versus Lower Motor Neuron Findings

Denervation near the target muscle fibers (lower motor neuron disease) results
Denervation near ... Versus #Findings #Diagnosis ... #Table #Neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
6mm); • Light-near ... females Differential Diagnosis ... - no light-near ... #PhysicalExam #neurology
Jaw Clonus on Physical Exam

A 24-year-old man presented with progressive dysphagia, dysarthria, and weakness in his
Physical Exam A 24-year-old ... consistent with a diagnosis ... Clinical #Video #ALS #Neurology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
- Differential Diagnosis ... Toast Syndrome, Beer ... #Differential #Diagnosis ... Algorithm #causes #nephrology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
• Light-near dissociation ... Parinauds #syndrome #neurology ... #diagnosis
Intracerebral hemorrhages (ICH) - Subdural, Epidural, Subarachnoid Comparison

Subdural hematoma 
• Crescent-shaped 
• Blood collection between dura
dura matter • Tear ... Subarachnoid #Comparison #Neurology ... #Diagnosis