15 results
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... acts both as an afferent ... Hoffmanns #Sign #Reflex ... clinical #video #neurology ... #PhysicalExam
Vagus Nerve Schwannoma eliciting paroxysmal cough when palpated

The cough reflex is caused by stimulation of vagal
is caused by stimulation ... of vagal nerve afferents ... neckmass #cough #physicalexam ... clinical #video #neurology ... #reflex
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Pupil - Relative Afferent ... RAPD) Definition: Afferent ... pupillary light reflex ... nerve* (main cause ... #Defect #RAPD #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Relative Afferent ... the pupillary reflex ... regarding the cause ... Pupillary #Defect #Neurology ... Pupils #MacrusGunn #PhysicalExam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Limb ischemia • Aortic ... cyanosis - Cool extremity ... refill - Poor pulses ... #msk #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... #UpperLimb #Extremity ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... constipation Differential ... Equina #syndrome #differential ... #diagnosis #causes ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... and Myotomes Reflexes ... Commonly caused ... #LowerLimb #Extremity ... sensory #motor #leg #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Gag reflex ... Casey Albin MD @ ... caseyalbin #PhysicalExam ... #neurology #comatose
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Non-compressive Spinal Cord Causes ... dysfunction • Abnormal reflexes ... , lower extremity ... #differential