12 results
Clarke's Test (Patellar Grind Test)

Indicates Patellofemoral dysfunction.
 - Patient with knee in extension. Push posterior on
then ask patient ... the quadriceps muscle ... - Positive sign ... Patellofemoral #msk ... #orthopedics #sports
Myelopathy - Injury to the entire spinal cord - Signs and Symptoms
 • Ataxia (early sign)
and Symptoms ... Hypertonicity (muscles ... #Myelopathy #diagnosis ... #signs #symptoms ... #msk
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... tibial tuberosity Differential ... tear (similar symptoms ... Schlatter #Disease #Knee ... #msk
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
Innervation of Muscles ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
tensile strength of muscle ... damage to nerves, muscles ... #Dislocation #Diagnosis ... #signs #symptoms ... #msk #orthopedics
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Diagnosis Algorithm ... Legg-Calve-Perthes Disease Knee ... Deformity #Limp #MSK ... #Differential # ... #Orthopedics #Causes
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
in diminished muscle ... Respiratory muscles ... life-threatening Differential ... test - Cogan sign ... - Peek sign
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Ligament • Bone • Muscle ... or nerve root Symptoms ... #Joint #Pain #MSK ... approach #workup #differential ... #diagnosis #arthritis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... Presentation: Systemic Symptoms ... purpura: Strong sign ... • Progressive symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... Joints: myalgia and muscle ... Presentation - Systemic Symptoms ... purpura: strong sign