15 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... and Myotomes Motor ... #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... • Cauda Equina Syndrome ... Commonly caused ... #neurology #sensory ... #motor #leg #physicalexam
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... sensorineural hearing ... neuropathy (LHON) plus MRI ... consistent with MS ... #neurology #noninflammatory
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Diagnosis Framework ... include a: • Neurologic ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... #Differential #Diagnosis
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
similar to PML, but MRI ... Diagnosis: MRI ... The clinical syndrome ... Behavioral • Motor ... dementia #AIDS #Neurology
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 ... cord infarct • HIV ... region (S2-S4 dermatomes ... Imaging studies: • MRI ... #causes #neurology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... Non-weight bearing ... Knee #Effusions #causes ... #msk #physicalexam
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... MRI was ordered ... the hospital, diagnosed ... #PhysicalExam # ... ophthalmology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... Imaging: - MRI ... Demyelinating disease caused ... Symptoms: AMS, motor ... visual changes, hearing
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... The MRI findings ... HZO #clinical #video ... ophthalmology #physicalexam ... #neurology