Items tagged “sign”
50 results found
Case
Crohn disease - comb sign
Published
17 Aug 2009
65% complete
CT
Case
Scotty dog (diagram)
Published
08 Nov 2009
19% complete
X-ray
Case
Pearl necklace (photo)
Published
23 Dec 2009
38% complete
Photo
Case
Dagger sign in ankylosing spondylitis
Published
24 Jan 2010
72% complete
X-ray
Case
Monod sign (aspergilloma)
Published
22 Feb 2010
50% complete
CT
Case
Normal anterior bronchus (annotated x-ray)
Published
02 Mar 2010
41% complete
X-ray
Case
Chilaiditi sign
Published
27 Mar 2010
22% complete
X-ray
Case
Mammographic halo
Published
27 Feb 2011
80% complete
Mammography
Ultrasound
Article
Colon cut-off sign
The colon cut-off sign describes gaseous distension seen in the proximal colon associated with abrupt termination of gas within the colon usually at the level of the splenic flexure and decompression of the more distal part of the colon. Though originally described in abdominal radiographs, this...
Article
Cervicothoracic sign
The cervicothoracic sign is a variation of the silhouette sign on frontal chest radiography used to determine whether a superior (para)mediastinal soft tissue mass is anterior or posterior to the trachea.
A positive cervicothoracic sign occurs when a thoracic lesion contacts the neck or extends...
Article
Naclerio V sign
The Naclerio V sign is a sign described on the plain film in patients with a pneumomediastinum occurring often secondary to an esophageal rupture.
It is seen as a V-shaped air collection. One limb of the V is produced by mediastinal gas outlining the left lower lateral mediastinal border. The ...
Case
Cottage loaf sign - diaphragmatic rupture
Published
24 Nov 2012
95% complete
CT
Photo
Case
Luftsichel sign
Published
26 Nov 2012
87% complete
CT
Annotated image
Case
Positive metacarpal sign
Published
11 Dec 2012
75% complete
X-ray
Case
Hyperdense MCA sign
Published
11 Dec 2012
80% complete
CT
Case
Double duct sign
Published
03 Jan 2013
95% complete
CT
Article
Corduroy sign (vertebral hemangioma)
The corduroy sign refers to vertically-oriented, thickened trabeculae seen in intraosseous hemangiomas of the spine. It is the sagittal and coronal equivalent of the polka-dot sign seen on axial imaging.
It is caused by the replacement of the normal cancellous bone by thickened vertical trabec...
Case
Lateral femoral notch sign - anterior cruciate ligament tear
Published
19 Jan 2013
75% complete
X-ray
Case
Acute appendicitis with CT arrowhead sign
Published
25 Jan 2013
92% complete
CT
Article
Salt and pepper sign (skull)
Salt and pepper sign or pepper pot skull refers to multiple tiny well-defined lucencies in the calvaria caused by resorption of trabecular bone in hyperparathyroidism. There is a loss of definition between the inner and outer tables of the skull and a ground-glass appearance as well as spotty de...