60 results
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 ... #TerryThomas #Wrist ... Radiology #XRay #Diagnosis
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
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Elbow and Hip) - Diagnosis ... • Posterior dislocation ... the dislocation ... Shoulder #Elbow #Hip #Diagnosis ... Management #Summary #reduction
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder Dislocation ... common major joint dislocation ... injury, difficult reduction ... #Shoulder #Dislocation ... Radiology #XRay #Diagnosis
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
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Shoulder: • Abduction ... (axillary) • Adduction ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Muscles Shoulder Abduction ... Nerve Shoulder Adduction ... Nerve Fingers Abduction ... #Orthopedics #Neurology ... #Diagnosis
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
- Light-near dissociation ... Parinauds #Syndrome #diagnosis ... #pineal #neurology
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
of hand (finger abduction ... & adduction) OK ... UpperExtremities #diagnosis ... #neurology
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder Dislocation ... Overhead throwing => Abduction ... Anterior Shoulder Dislocation ... x-ray view -> Dislocation ... #Diagnosis #signs