110 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
commonly fractured carpal ... Second most common carpal ... wrist flexion and extension ... #Wrist #Carpal ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Scaphoid - 50-80% • Triquetral ... Pal @drdevrad #Carpal ... frequency #radiology #msk
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Ossification of Carpal ... Hamate - 2 Months Triquetral ... ossification of the carpal ... Ossification #Age #Carpal ... mnemonic #diagnosis #msk
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet finger, the extension ... function of the DIP ... of the terminal extensor ... immobilize • Splint: Extension ... #Orthopedics #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
lateral slips of the extensor ... phalanx to enable extension ... central slip of the extensor ... phalanx to enable extension ... #Orthopedics #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
pain with wrist extension ... associated injuries: Carpal ... trapezium, capitate, triquetrum ... Dislocation #Wrist #Carpal ... Orthopedics #Sports #MSK
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... contraction of the wrist extensors ... ECRB) The distal carpal ... Instability #Wrist #msk ... orthopedics #clinical #video
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
T1 Ulnar Nerve Hip ... Nerve to Psoas Hip ... Extension S1 Inferior ... Gluteal Nerve Hip ... #MuscleGroups #MSK
Hip Reduction after Dislocation

#Hip #Reduction #Dislocation #clinical #video #physicalexam #sports #orthopedics #msk
Hip Reduction after ... Dislocation #Hip ... Dislocation #clinical #video ... #orthopedics #msk
Pace Maneuver for Piriformis Syndrome

With the patient's hips and needs flexed to 90 degrees, the patient
the patient's hips ... externally rotates the hips ... Syndrome #clinical #video ... #physicalexam #hip ... lumbar #sciatica #msk