52 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet Finger Absence ... caused by disruption ... Discharge with orthpedic ... Management #Hand #Orthopedics ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... joint hinge joint ... joint = hinge joint ... tendon), mallet finger ... #MSK
Bunnel-Littler PIP Joint Test on Physical Exam
For intrinsic vs joint capsule cause of restriction or tightness
capsule cause of ... joint preventing ... compare 1) Extend finger ... passively flex finger ... clinical #video #msk
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... rash) • Primary HIV ... Infectious #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
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
Radial Nerve Fingers ... Median Nerve Fingers ... T1 Ulnar Nerve Hip ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathology of the Hip ... joints • Decr ... • Sacroiliac Joint ... pathophysiology #causes ... signs #diagnosis #msk
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Acute Joint Pain ... See inflammatory joint ... VitaminCD #Mnemonic #MSK ... #Orthopedics #differential ... #diagnosis #Causes
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... 3) Number of Joints ... Like in this case ... - parvovirus, HIV ... #Joint #Pain #MSK
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Oligoarticular (1-4 joints ... Inflammatory #JointPain #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Chronic Joint Pain ... • Charcot Joint ... Intraarticular #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes