Items tagged “variant”
428 results
Article
Agenesis of the left hepatic lobe
Agenesis of the left hepatic lobe is a rare variation in liver anatomy. It is clinically asymptomatic and discovered during imaging or surgery.
Radiographic features
absence of the left hepatic lobe (left of the falciform ligament, Couinaud segments 2 and 3)
absence of left hepatic artery, le...
Case
Crossed fused renal ectopia
Published
19 Feb 2015
88% complete
Ultrasound
Case
Pelvic kidney
Published
26 Feb 2015
92% complete
CT
Case
Horseshoe kidney
Published
17 Mar 2015
50% complete
Ultrasound
Article
Retrorenal spleen
Retrorenal spleen refers to variant position of the spleen, when its inferior portion lies posterior to the upper pole of the left kidney.
This normal variant occurs in ~20% of patients, with the finding more common in patients who lie supine 1.
Recognition of this variant is important to avoi...
Case
Meckel diverticulitis
Published
28 Mar 2015
74% complete
CT
Case
Cervical intercalary bone
Published
27 Mar 2015
92% complete
CT
Case
Accessory right inferior hepatic vein
Published
10 May 2015
74% complete
CT
Case
Bovine arch (illustration)
Published
07 May 2015
44% complete
Diagram
Case
Pneumatised dorsum sella
Published
07 May 2015
63% complete
Annotated image
Case
Cavum septum pellucidum
Published
11 May 2015
68% complete
CT
Case
Anterior communicating artery fenestration
Published
16 May 2015
36% complete
CT
Article
Pyramidal lobe of thyroid
The pyramidal lobe of thyroid (also known as Lalouette pyramid 5) is a normal anatomic variant representing a superior sliver of thyroid tissue arising from the thyroid isthmus. It is seen as a third thyroid lobe and is present in 10-30% of the population.
It represents a persistent remnant of ...
Case
Supernumerary nipples
Published
03 Jun 2015
85% complete
Mammography
Case
Long terminal internal carotid artery mimicking an aneurysm
Published
11 Jun 2015
88% complete
MRI
Case
Bronchial artery from aortic arch
Published
16 Jun 2015
95% complete
CT
Case
Anconeus epitrochlearis muscle
Published
09 Jul 2015
72% complete
Ultrasound
Case
Azygos lobe
Published
13 Jul 2015
71% complete
CT
Article
Beaver tail liver
Beaver tail liver, also known as a sliver of liver, is a variant of hepatic morphology where an elongated left liver lobe extends laterally to contact and often surround the anterior aspect of the spleen 2.
Beaver tail liver is more common in females. The parenchyma is normal and therefore has ...
Case
Bilateral coracoclavicular joints
Published
08 Sep 2015
94% complete
X-ray
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