Items tagged “signs”
76 results
Case
Thymic sail sign
Published
18 Apr 2020
94% complete
X-ray
Article
Ischial spine sign
The ischial spine sign is a radiographic sign on the AP view of the pelvis, for the diagnosis of acetabular retroversion, which poses a form of pincer morphology and predisposes to femoroacetabular impingement.
Acetabular retroversion seems to be a result of a rotation of the entire acetabular ...
Case
Iceberg (photograph)
Published
25 Oct 2020
29% complete
Photo
Case
Sigmoid volvulus - bird beak sign
Published
23 Nov 2020
75% complete
Fluoroscopy
Case
Dancing megasperm
Published
04 Dec 2020
79% complete
Ultrasound
Case
Apple core sign of colon cancer
Published
18 Jul 2021
92% complete
Photo
Annotated image
CT
Article
Boas sign
Boas sign is a clinical sign that is defined as hyperaesthesia felt by the patient to light touch in the right lower scapular region or the right upper quadrant of the abdomen. It is classically seen in patients with acute cholecystitis.
History and etymology
Ismar Isidor Boas (1858–1938), was...
Article
Rosenbach sign (aortic valve regurgitation)
Rosenbach sign is a clinical sign that is seen in severe aortic/tricuspid valve regurgitation. It is elicited as pulsation of the liver, during systole, and it is primarily due to the increased cardiac output and associated retrograde blood flow into the liver 1-3.
See also
Rosenbach also gave...
Article
Rosenbach sign (hemiplegia)
Rosenbach sign or phenomenon is a clinical sign described in hemiplegia.
The sign refers to the absence of an abdominal wall skin reflex when stroking the paralysed side of a patient; conversely on the unaffected side, the reflex is normal 1.
See also
Rosenbach gave his name to two other cli...
Article
Rosenbach sign (eye)
The Rosenbach sign of the eyes is a clinical sign of Graves disease. It consists of fine tremors of the eyelids when gently closed 1,2.
History and etymology
Ottomar Ernst Felix Rosenbach (1851-1907), a German physician born in Prussian County in Silesia, graduated from medicine in Breslau in ...
Article
Apical rocking
Apical rocking is a radiographic sign that might be seen either on echocardiography or cine imaging on cardiac MRI in the four-chamber view and refers to a movement of the cardiac apex in cardiac dyssynchrony. It is characterised by the following 1-3:
short-timed movement of the apex towards th...
Article
Rib-within-a-rib appearance
Rib-within-a-rib appearance refers to a feature that may be present on plain radiographs of the patients with β thalassaemia. As the name suggests, the ribs take on an appearance of having another rib superimposed. The phenomenon is usually visible in the anterior and middle segments of the ribs...
Article
Mackler's triad
Mackler's triad consists of the clinical symptoms of vomiting, followed by severe pain in the chest, usually retrosternal, lower thoracic, and upper abdominal, associated with subcutaneous emphysema detected on physical examination, which is suggestive of oesophageal rupture (Boerhaave syndrome)...
Article
Feeding artery sign (endometrial polyp)
Feeding artery sign (a.k.a. pedicle artery sign) refers to the presence of a single feeding artery to endometrial lesion using colour/power Doppler on ultrasonography. It is often seen in endometrial polyps 1. The feeding vessel indicates the stalk attachment of the polyp to the uterus.
Endomet...
Article
Retroaortic anomalous coronary sign (echocardiography)
The retroaortic anomalous coronary (RAC) sign describes the sonographic appearance of an anomalous left coronary artery travelling posteriorly to the aortic root. It is most commonly observed with anomalous origin of the left circumflex artery from the right sinus of Valsalva, but is also descri...
Case
CT angiogram sign - lung adenocarcinoma
Published
28 Jun 2024
80% complete
Nuclear medicine
CT
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