12 results
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
Myotomes of the ... #Myotomes #SpinalCord
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Dermatomes and Myotomes ... Extremity #Dermatomes #Myotomes
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... Extremity #Dermatomes #Myotomes
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 ... Tibial Nerve #Mytomes
Achalasia Management Algorithm
 - Botulinum Injection
 - Pharmacotherapy (CCB/nitrates)
 - Pneumatic Dilation
 - Peroral Endoscopic Myotomy
Peroral Endoscopic Myotomy ... Laparoscopic Heller's Myotomy
Dermatomes and Myotomal Maps - Netter #Anatomy #Neuro #Netter #Dermatomes #Myotomal #Maps #ALiEM
Dermatomes and Myotomal ... Netter #Dermatomes #Myotomal
Achalasia Management Options - Decision Aid
- Peroral endoscopic Myotomy (POEM)
- Laparoscopic Heller myotomy (LHM)
- Pneumatic Dilatation
Peroral endoscopic Myotomy ... Laparoscopic Heller myotomy
Achalasia on Endoscopy - Retroflexion View

53yo male referred for achalasia. Previous tx: transthoracic myotomy (80’s), then
transthoracic myotomy ... transabdo extension of myotomy
Achalasia on Endoscopy
53yo male referred for achalasia. Previous tx: transthoracic myotomy (80’s), then take down of
transthoracic myotomy ... transabdo extension of myotomy
Achalasia Classification Types - Barium Contrast Esophagram:
1) Spindle type (classic)
2) Flask type 
3) Sigmoid type
Response to
achalasia and myotomy