Items tagged “hand”
124 results found
Article
Sesamoid
Sesamoids, also known as sesamoid bones, are focal areas of ossification within tendons as they pass over joints 1. They can also occur in ligaments and usually measure a few millimeters in diameter. Their function is purported to be to alter the direction of the tendon and modify pressure, ther...
Case
Lipoma of tendon sheath
Published
16 Apr 2013
92% complete
MRI
Case
Mallet finger
Published
25 Apr 2013
85% complete
X-ray
Case
Rheumatoid arthritis
Published
27 Apr 2013
68% complete
MRI
Case
Pseudo Bennett's fracture
Published
09 Dec 2015
66% complete
X-ray
Article
Mauclaire disease
Mauclaire disease, also known as Dietrich disease, is a rare disease and refers to osteonecrosis of the metacarpal heads, which usually appears between ages of 13 and 18 years 1,2. This condition may lead to early closure of epiphyseal growth plate and growth disturbance of the involved finger.
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Article
Carpometacarpal joint dislocation
Carpometacarpal (CMC) joint dislocations are uncommon dislocations of the hand.
Epidemiology
There is a strong younger male predominance. These injuries account for less than 1% of hand injuries 4 and are more common in the dominant hand.
Associated injuries
The following injuries should rai...
Case
5th carpometacarpal joint dislocation
Published
29 Jun 2016
82% complete
X-ray
Case
Ossicles of the wrist and hand
Published
28 Jul 2013
16% complete
Annotated image
Case
Macrodystrophia lipomatosa
Published
10 Aug 2013
19% complete
Article
Metacarpal bones
The metacarpal bones are five long bones of the hand between the carpal bones and the proximal phalanges of the hand that make up most of the palm.
Gross anatomy
The metacarpal bones run from the carpus, forming the carpometacarpal joints, to the base of proximal phalanges, forming the metacar...
Case
Scaphotrapeziotrapezoidal and 1st carpometacarpal arthritis
Published
12 Nov 2014
88% complete
X-ray
Article
Ultrasound of the wrist
Ultrasound is a useful imaging modality for evaluation of the wrist, allowing high-resolution imaging of anatomy while simultaneously allowing dynamic evaluation of the joints, tendons, and ligaments.
Approach
There are multiple possible approaches to imaging the wrist with ultrasound. The exa...
Article
Arterial supply to the hand
The arterial supply to the hand is comprised of a complex vascular network formed from the branches and distal continuations of the radial and ulnar arteries. This rich vascular network can be divided into palmar and dorsal components.
Palmar arterial supply
The palmar arterial supply can be d...
Case
Stener lesion
Published
21 Jan 2015
92% complete
Annotated image
MRI
Case
Psoriatic arthritis
Published
30 Jan 2015
94% complete
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Article
Frostbite
Frostbite is a focal tissue injury from exposure to extremely low temperatures, and most commonly involves the fingers and toes. It is most commonly encountered in radiology in a differential for acro-osteolysis.
Clinical presentation
Most common on exposed areas: hands, feet, face and ears. T...
Article
Lumbrical muscles of the hand
The lumbrical muscles of the hand are intrinsic muscles of the hand associated with the flexor digitorum profundus (FDP) tendon.
Summary
origin: tendons of flexor digitorum profundus in the palm
insertion: extensor expansion on the dorsum of proximal phalanx after passing along the lateral si...
Case
Pulse oximeter
Published
23 Feb 2015
85% complete
X-ray
Case
Isolated spade phalanx
Published
16 Mar 2015
94% complete
X-ray