17 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... - C6, C7, C8 Elbow ... , T1 (median) Reflexes ... sensory #motor #arm ... #physicalexam
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
and Symptoms ... of motion • Abnormal ... • Decr tendon reflexes ... root's dermatome ... Radiculopathy #MSK
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Dermatomes and Myotomes ... Reflexes: • ... damage to peroneal nerve ... #diagnosis #neurology ... sensory #motor #leg #physicalexam
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
The median nerve ... the hand. 3) Now ... #Reflex #Positive ... #video #neurology ... #PhysicalExam
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Normal and abnormal ... OK signs are seen ... #Abnormal #Interosseous ... #Finger #Hand #PhysicalExam ... video #sports #msk
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
threat Cranial Nerves ... • Examine for signs ... flexed at the elbow ... caseyalbin #PhysicalExam ... #neurology #comatose
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 ... Syringomyelia • Spinal AVM ... reflexes - reduced ... region (S2-S4 dermatomes ... diagnosis #causes #neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... rarely follow dermatomal ... gait, strength, reflexes ... MeralgiaParesthetica #MSK ... differential #diagnosis #signs
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
examination is usually normal ... The nerves involved ... are trigeminal and ... #PhysicalExam # ... clinical #video #neurology
Wartenberg Thumb Reflex

Forceful flexion of the fingers at the distal IP joints produces (Adduction, flexion, and
Wartenberg Thumb Reflex ... ) INSTEAD of a normal ... called the upper extremity ... Wartenberg #Thumb #Reflex ... #neurology #physicalexam