31 results
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Fixed Dilated Pupil ... Oculomotor (3rd cranial nerve ... hemorrhage, SAH, tumor ... : • Trauma • Medication ... #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
benign • Regular and ... dark; • Slow redilation ... females Differential Diagnosis ... trauma/orbital tumor ... #PhysicalExam #neurology
Marcus-Gunn Pupil - Pupillary dilation in response to light on the left eye and a preserved
Marcus-Gunn Pupil ... on the left eye and ... #Pupillary #reflex ... #clinical #video ... #ocular #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
The median nerve ... the patient to relax ... Hoffmanns #Sign #Reflex ... Positive #Abnormal #clinical ... #video #neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... present in the video ... The nerves involved ... #PhysicalExam #clinical ... #video #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... threat Cranial Nerves ... • Vestibulo-ocular ... reflex Pupils ... myoclonic movements, tremors
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... Clinical confirmation ... suggest oculomotor nerve ... #anisocoria #clinical ... #video #ophthalmology
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
the ankle jerk reflex ... evaluation confirmed a diagnosis ... a deep-tendon reflex ... #Delayed #Clinical ... #Video #Neurology
Lazarus Sign / Reflex in Brain Death - Head Flexion

The presence of this complex spinal reflex
Lazarus Sign / Reflex ... the brain death diagnosis ... raise their arms and ... BrainDeath #BrainDead #Neurology ... #video #clinical
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Marcus Gunn's pupils ... the pupillary reflex ... very sensitive diagnostic ... Pupillary #Defect #Neurology ... #Clinical #Video