195 results
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
and PIP joints, ... and MCP joints, ... joints ... patterns #hand #diagnosis ... #rheumatology #
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to ... be clinically assessed ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... Management #Hand #Orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... and PIP joints ... Discharge with orthopedic ... Radiology #XRay #Diagnosis ... Management #Hand #Orthopedics
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 Shoulder ... Axillary Nerve Shoulder ... T1 Ulnar Nerve Hip ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... predispose to other orthopedic ... common sites: hip ... , shoulder ... #differential #diagnosis
Shoulder Effusion Ballottement on Physical Examination

Shoulder effusion. You can ballot and see fluid return at posterior
Shoulder Effusion ... Examination Shoulder ... posterior glenohumeral joint ... #msk #sports #orthopedics ... #clinical #video
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint ... Pain - Diagnostic ... - parvovirus, HIV ... #rheumatology # ... #differential #diagnosis
Rheumatoid Arthritis - 2020 ACR-EULAR Classification
≥ 6 of 10 points = definite RA
Joint Involvement:
= definite RA Joint ... , +/- large joints ... ) - 5 points Serology ... Rheumatoid #Arthritis #diagnosis ... Classification #rheumatology
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Pathogenesis, clinical ... joint => Force ... ligaments and joint ... #Dislocation #Diagnosis ... symptoms #msk #orthopedics
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathogenesis and clinical ... Chondrodysplasia Neurologic ... joints • Decr ... • Sacroiliac Joint ... symptoms #signs #diagnosis