14 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... ) Reflexes: ... spared in this injury ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... #Positive #Abnormal ... clinical #video #neurology ... #PhysicalExam
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
time, and can cause ... examination is usually normal ... upper lip in the median ... #PhysicalExam # ... clinical #video #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Medical Emergency ... Commonly caused ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Awareness • Injury ... Casey Albin MD @ ... caseyalbin #PhysicalExam ... #neurology #comatose
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Repetitive strain injury ... Trauma • Crush injury ... cyanosis - Cool extremity ... #msk #physicalexam
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... • Gait is abnormal ... Non-compressive Spinal Cord Causes ... reflexes: Areflexia ... disorders #diagnosis #neurology
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
An abnormal response ... (supinator) reflex ... #neurology #clinical ... #video #physicalexam ... #orthopedics #msk
Superficial Abdominal Reflex
Let's recap the Cutaneous-abdominal Reflex.
The skin of the abdomen is stimulated with a movement
movement in the medial ... , present in normal ... suggests injury ... #Neurology #clinical ... #video #physicalexam
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
, lower extremity ... Increased Jaw Jerk reflex ... failure Diagnosis - Medical ... conditions listed in differential ... Lateral #Sclerosis #neurology