17 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... : • Adie's Pupil ... Young females Differential ... Diagnosis: • CN Ill Palsy ... #neurology #ophthalmology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
- Differential ... Oculomotor (3rd cranial nerve ... ) Palsy: • Brain ... no neurological cause ... diagnosis #neurology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... of Facial Nerve ... Palsy. ... the commonest cause ... #Neurology #Signs
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... (2% of facial nerve ... palsy) - Unilateral ... : Bell's Palsy ( ... #neurology #sparing
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... grip weakness caused ... by ulnar nerve ... #video #neurology ... physicalexam #msk #orthopedics
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Palsy • CN IV ... palsy • CN VI ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Adie’s Tonic Pupil ... Adie’s tonic pupil ... suggest oculomotor nerve ... palsy. ... #physicalexam #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Drop - Radial Nerve ... Palsy on Physical ... sleeping as in this case ... clinical #video #orthopedics ... #msk #sports #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... to the radial nerve ... Saturday night palsy ... axillary nerve ... Myotomes #diagnosis #neurology
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Causes of Bradykinetic ... Vertical Gaze Palsy ... • Cerebellar signs ... MovementDisorders #Neurology ... #Differential #