8 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
pupillary light reflex ... impaired (loss of sensory ... ) Where: Optic nerve ... neuritis due to MS ... #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
pupillary defect (RAPD ... the pupillary reflex ... very sensitive diagnostic ... Pupillary #Defect #Neurology ... Pupils #MacrusGunn #PhysicalExam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... threat Cranial Nerves ... brainstem Motor/Sensory ... caseyalbin #PhysicalExam ... #neurology #comatose
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... damage to peroneal nerve ... #neurology #sensory ... #motor #leg #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... and/or genital sensory ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
cord resulting in rapid ... Spasticity - Reflexes ... negative, MOG-IgG test ... brain and/or optic nerve ... #management #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
An APD was noted ... the hospital, diagnosed ... #PhysicalExam # ... clinical #video #ophthalmology ... #neurology