24 results
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
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,
Froment’s Test for ... Ulnar Nerve Palsy ... This tests for ... grip weakness caused ... #video #neurology
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 #
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
with a left 6th nerve ... palsy Caused ... physicalexam #clinical #video ... #neurology #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... Young females Differential ... Diagnosis: • CN Ill Palsy ... dissociation • Other causes ... #PhysicalExam #neurology
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Marcus Gunn Pupil ... ) Where: Optic nerve ... * (main cause), ... #Marcus #Gunn #Pupil ... #Defect #RAPD #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 ... #msk #sports #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • CN VI palsy ... • Neurologic ... a mass as the cause ... large/unreactive pupil
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Marcus Gunn's pupils ... regarding the cause ... Pupillary #Defect #Neurology ... #Clinical #Video ... #Pupils #MacrusGunn