4 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Motor Function ... nerve in the radial ... #diagnosis #neurology ... #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
damage to peroneal nerve ... at fibular neck ... #diagnosis #neurology ... #sensory #motor ... #leg #physicalexam
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Fever, headache, neck ... neurologic complaints ... Symptoms: AMS, motor ... neurologic abnormalities ... of the abducens nerve
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
peripheral 12th nerve ... posterior head/neck ... CN VII (facial weakness ... Fasciculations #PhysicalExam ... #CNXII #CN12 #Neurology