93 results
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
- Light-near dissociation ... and classical association ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... Thomas" sign to diagnosis ... scapholunate dissociation ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
How to Use Point-of-Care Ultrasound to Identify Shoulder Dislocation #Clinical #Diagnosis #POCUS #MSK #POCUS #Shoulder #Dislocation
Identify Shoulder Dislocation ... #Clinical #Diagnosis ... #POCUS #MSK #POCUS ... #Shoulder #Dislocation
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... females Differential Diagnosis ... no light-near dissociation ... #PhysicalExam #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
- Light-near dissociation ... Parinauds #Syndrome #diagnosis ... #pineal #neurology
Hypotension in Anesthesiology - Differential Diagnosis and Management 

Initial checklist: 
 - Verify BP (e.g. surgeon
Hypotension in Anesthesiology ... - Differential Diagnosis ... Inform surgeon (ask ... #Hypotensive #Anesthesiology ... #Differential #Diagnosis
Prolonged neuromuscular blockade - Differential Diagnosis
- Drugs, Acid-base Disorders, Metabolic, Neurologic, Electrolyte abnormalities

By Mark Harris, MD
- Differential Diagnosis ... Disorders, Metabolic, Neurologic ... #Differential #Diagnosis ... #Anesthesiology
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
: Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder Dislocation ... Anterior Shoulder Dislocation ... x-ray view -> Dislocation ... #Diagnosis #signs ... #symptoms #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... In perilunate dislocation ... summary: • Dorsal dislocation ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK