19 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
of a fracture does ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... injury, acute carpal ... reduction using finger ... Radiology #XRay #Diagnosis ... #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
Radial Nerve Fingers ... Median Nerve Fingers ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... tendon), mallet finger ... Discharge with orthopedic ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... onto outstretched hand ... fracture (scaphoid ... Radiology #XRay #Diagnosis ... #Sports #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... in the Spinal canal ... Greater Trochanter Fracture ... symptoms #signs #diagnosis ... #msk
Elson's Test - Extensor Digitorum Finger Examination

Elson's test evaluates for partial or complete tear of the
extend at the PIP ... #Finger #Hand # ... PhysicalExam #clinical ... video #sports #msk ... #orthopedics #extensor
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
to flex at the DIP ... #Jersey #Finger ... #Hand #PhysicalExam ... video #sports #msk ... #orthopedics
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... include a: • Neurologic ... • Neurologic ... signals in the inner ... Noise trauma ○ MS