12 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... "pooping duck sign ... #Triquetrum #Fracture ... #Wrist #Carpal ... Radiology #XRay #Diagnosis
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Bone Fractures ... Scaphoid - 50-80% • Triquetral ... #wrist #frequency ... #orthopedics #diagnosis
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... Terry thomas sign ... Triquetral fracture ... XRay #Radiology #Wrist ... #differential #diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... ("Terry Thomas sign ... box, pain with wrist ... #TerryThomas #Wrist
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture (scaphoid ... trapezium, capitate, triquetrum ... radial styloid fracture ... #Carpal #Radiology ... #XRay #Diagnosis
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Radius & Ulnar Fractures ... • Extension of wrist ... adduction) OK Sign ... UpperExtremities #diagnosis ... #neurology
Hypothyroidism – symptoms and signs.

Symptoms: 
Tiredness/malaise, 
Weight gain,
Anorexia,
Cold intolerance, 
Poor memory,
Change in appearance, 
Depression, 
Poor libido,
– symptoms and signs ... , Deafness Signs ... peripheries, Carpal ... #Hypothyroid #Features ... #Diagnosis #PhysicalExam
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Joint diseases features ... small joints (wrists ... boggy" joints, esp carpal ... fingers, radial wrist ... #symptoms #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
such as fibular fracture ... Narrowing of spinal canal ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam