11 results
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
Elbow Flexion ... Wrist Extension ... Tibial Nerve Knee ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... Peripheral Nerve ... Injury Manifested ... #physicalexam # ... #orthopedics #Hand
Anterior Drawer Test for Anterior Cruciate Ligament (ACL) Injury on Knee Examination 

The Anterior Drawer Test
Cruciate Ligament ... (ACL) Injury on ... at 90 degrees and ... #PhysicalExam # ... clinical #video #msk #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
interosseous nerve ... brachial artery injury ... II-IV, pending orthopedic ... Humerus #Radiology #XRay ... Diagnosis #Management #Orthopedics
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
the nerve of elbow ... the wrist and elbow ... injury ... Anatomy #diagnosis #neurology ... #orthopedics
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... by Nerve Root Levels ... C6 Dorsal Thumb Wrist ... Abdominal Reflex L2 Anterior ... differential #diagnosis #Neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
, neuropraxia (anterior ... interosseous nerve ... ), ligamentous injury ... brachial artery injury ... Posterior #Radiology #XRay
Lachman Test for Anterior Cruciate Ligament (ACL) Injury

In this patient the test is positive on the
(ACL) Injury ... positive on the right and ... clinical #video #physicalexam ... #knee #sports # ... msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... aracteristic "claw hand ... spared in this injury ... Anterior Shoulder ... Myotomes #diagnosis #neurology
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
Lachman Test for ACL Injury ... with the knee in ... #Anterior #Cruciate ... clinical #video #physicalexam ... #msk #orthopedics