123 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 ... #Wrist #Carpal ... #Radiology #XRay ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Scaphoid - 50-80% • Triquetral ... Bone #Fractures #wrist ... #frequency #radiology ... #msk #orthopedics
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Hamate - 2 Months Triquetral ... , for the LEFT hand ... Carpal #Bones #wrist ... #radiology #mnemonic ... #diagnosis #msk
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... Terry thomas sign Triquetral ... drdevradiology #Hand ... Fractures #XRay #Radiology ... #Wrist #differential
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... onto outstretched hand ... trapezium, capitate, triquetrum ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... Examination Left hand ... sleeping as in this case ... #Nerve #Palsy #PhysicalExam ... #orthopedics #msk
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... slightly extended, and ... deviation of the wrist ... #msk #orthopedics ... clinical #video #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Erb's Palsy is caused ... aracteristic "claw hand ... Horner Syndrome Wrist ... sensory #motor #arm #physicalexam
Wrist Anatomy - Anatomy of the Carpal Bones
There are several mnemonics that people use to remember
Wrist Anatomy - ... because “Pinky” and ... Pal @drdevrad #Wrist ... labeled #clinical #radiology ... #msk
Trousseau's Sign of Hypocalcemia on Physical Exam

Carpopedal spasm caused by ischemia induced by an inflated blood
Carpopedal spasm caused ... flexion of the wrist ... , thumb, and MCP ... Ariane Petronilho and ... Trousseaus #Sign #PhysicalExam