15 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
Axillary Nerve Shoulder ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Limp - Differential ... Legg-Calve-Perthes Disease Knee ... #Limp #MSK #Differential ... #Orthopedics #Causes
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... • Finger deformity ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... #MSK
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
predispose to other orthopedic ... common sites: hip ... , shoulder ... #diagnosis #causes ... #hematology
Medial Knee Intra-articular Corticosteroid Injection 

Injection of medial knee with intra-articular steroid. Find the inferior part
are where you should ... Corticosteroid #Injection #clinical ... physicalexam #procedure #msk ... #orthopedics #sports ... #rheumatology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... • This case should ... - **MSK rads ... Differential diagnosis ... #msk #rheumatology
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
of hands/feet, knees ... , shoulders Signs ... narrowing) • Ultrasound ... Diagnosis: CLINICAL ... #management #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
tenderness - No joint deformity ... e.g., congenital hip ... #Joint #Pain #MSK ... #rheumatology # ... #diagnosis #arthritis
Acromioclavicular (AC) Joint Separation on POCUS with overlying hematoma

40yo M presents after falling off his bicycle
R shoulder. ... He has a deformity ... reduced using ultrasound ... Separation #POCUS #clinical ... #ultrasound #MSK
Acromioclavicular (AC) Joint Separation on POCUS with overlying hematoma

40yo M presents after falling off his bicycle
R shoulder. ... He has a deformity ... reduced using ultrasound ... Separation #POCUS #clinical ... #ultrasound #MSK