21 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger ... • Extension of wrist ... at DIP joint ... Scissors #Nerve #Injury ... UpperExtremities #diagnosis
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
X-Ray Mallet finger ... band of extensor tendon ... to ulnar collateral ... XRay #Radiology #Wrist ... #differential #diagnosis
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
prevent radial and ulnar ... of the extensor tendons ... Hyperextension injury ... ), mallet finger ... Radiology #XRay #Diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... terminal extensor tendon ... : Hyperflexion injury ... Exam: Swollen and tender ... Radiology #XRay #Diagnosis
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... C6 Dorsal Thumb Wrist ... None T1 Ulnar Antecubital ... Anterior Medial Thigh Hip ... #differential #diagnosis
Eichhoff's Test in de Quervain's Tenosynovitis

1) Patient makes a fist with fingers wrapped around the thumb
2)
makes a fist with fingers ... stabilizes forearm and ulnar ... pollicis brevis tendons ... Tenosynovitis #clinical ... #video #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... Abduction - C8-T1 (ulnar ... spared in this injury ... Dermatomes #Myotomes #diagnosis
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Nerve Injury ... second and third fingers ... #Nerve #Injury ... #PhysicalExam #clinical ... #video #sports
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
little, or pinky, finger ... ECU Subluxation diagnosed ... relevant body parts ... #subluxation #clinical ... #physicalexam #video
Eichhoff's Test for De Quervain's Tenosynovitis

Eichhoff's test evaluates for De Quervain's tenosynovitis. The patient places the
the palm, wraps fingers ... is passively ulnar ... Tenosynovitis #Wrist ... #PhysicalExam #clinical ... #video #sports