12 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Wrist drop - Occurs ... spared in this injury ... Myotomes #diagnosis #neurology ... #sensory #motor ... #arm #physicalexam
Wrist Drop on Physical Exam - Caused by Radial Nerve Injury

#Wrist #Drop #PhysicalExam #Radial #Nerve #Injury
Exam - Caused by ... Radial Nerve Injury ... #PhysicalExam # ... Radial #Nerve #Injury ... clinical #video #neurology
Wrist Drop on Physical Exam - Caused by Radial Nerve Injury

#Wrist #Drop #PhysicalExam #Radial #Nerve #Injury
Exam - Caused by ... Radial Nerve Injury ... #PhysicalExam # ... Radial #Nerve #Injury ... clinical #video #neurology
Wrist Drop on Physical Exam - Caused by Radial Nerve Injury

#Wrist #Drop #PhysicalExam #Radial #Nerve #Injury
Exam - Caused by ... Radial Nerve Injury ... #PhysicalExam # ... Radial #Nerve #Injury ... clinical #video #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... Commonly caused ... damage to peroneal nerve ... #leg #physicalexam
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
SBP <90, drop in ... Insufficiency, Liver Failure ... Medications, Spinal Cord Injury ... Abdominal compartment syndrome ... Differential #Diagnosis #criticalcare
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... receive proper treatment ... is no mainstay treatment ... ophthalmology #physicalexam ... #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Brain stem/Cranial nerve ... - Repetitive nerve ... Myasthenia Crises ... acute respiratory failure ... diagnosis #management #neurology
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 ... - Emergency Causes ... axial T1 and T2 Treatment ... #neurology
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Without treatment ... soles in 50% of cases ... and nephrotic syndrome ... nerve roots, causing ... a syndrome of pain