36 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... Erb's Palsy is caused ... Extremity #Dermatomes #Myotomes ... #diagnosis #neurology ... sensory #motor #arm #physicalexam
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Mytomes - Segmental ... Fingers Flexion C8 Median ... Tibial Nerve #Mytomes ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Dermatomes and Myotomes ... Medical Emergency ... Commonly caused ... #diagnosis #neurology ... sensory #motor #leg #physicalexam
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Case description ... Differential diagnosis ... clinical #Radiology #diagnosis ... #msk
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential Diagnosis ... Central Causes ... toxicity • Otitis media ... Amy Chung, MD, MSc ... #Differential #Diagnosis
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
Anserine Bursitis - MSK ... Case description ... Differential diagnosis ... clinical #Radiology #diagnosis ... #msk
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... compression of the radial ... sleeping as in this case ... #Nerve #Palsy #PhysicalExam ... #orthopedics #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
tears of gluteus medius ... abduction and medial ... pathophysiology #causes ... symptoms #signs #diagnosis ... #msk
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... - Differential Diagnosis ... Hypoventilation Syndrome Medical ... Parkinson's, MS) ... #Algorithm #Causes
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
of a previously diagnosed ... : Generally Diagnosis ... No specific diagnostic ... a few months (median ... unintentional weight loss, nausea