84 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... Discharge with orthopedic ... Wrist #Carpal #Radiology ... #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Scaphoid - 50-80% • Triquetral ... wrist #frequency #radiology ... #msk #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Exam: Swollen and ... 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.
•
• Colles (90% "dinner ... onto outstretched hand ... reduction using finger ... Colles #Distal #Radiology ... #MSK
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... X-Ray Mallet finger ... Terry thomas sign Triquetral ... drdevradiology #Hand ... Fractures #XRay #Radiology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... trapezium, capitate, triquetrum ... Disposition: Pending orthopedic ... Wrist #Carpal #Radiology ... #Sports #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
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Hoffmann's sign (finger ... Hoffmanns #sign #finger ... reflex #clinical #hand ... #physicalexam #msk ... #orthopedics #neurology
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Hamate - 2 Months Triquetral ... , for the LEFT hand ... for the RIGHT hand ... #Bones #wrist #radiology ... mnemonic #diagnosis #msk
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
clinical #video #neurology ... #physicalexam #msk ... #sports #neurology ... #orthopedics #Hand