120,702 results found
Case
Colocutaneous fistula
Published
06 Nov 2017
80% complete
CT
Article
Parathyroid hyperplasia
Parathyroid hyperplasia is the diffuse enlargement of the parathyroid glands and is a less common cause of primary hyperparathyroidism.
Epidemiology
There is a female predilection (M:F = 1:3).
Clinical presentation
Most commonly an incidental finding of hypercalcemia in asymptomatic patien...
Article
Northern exposure sign (sigmoid volvulus)
The northern exposure sign has been described as a high specificity sign in sigmoid volvulus. On a supine abdominal radiograph, the apex of the sigmoid volvulus is seen above (cranial to) the transverse colon.
Case
Bulbar urethral stricture
Published
02 Feb 2023
94% complete
Fluoroscopy
Article
Accessory left atrial appendage
An accessory left atrial appendage is a frequent fortuitous finding in cardiac imaging, encountered in ~10% of patients. They are more often seen as a small diverticular structure projecting from the right upper side of the left atrial wall.
Differential diagnosis
it must not be confused with ...
Article
Ischemic colitis
Ischemic colitis refers to inflammation of the colon secondary to vascular insufficiency and ischemia. It is sometimes considered under the same spectrum as intestinal ischemia. The severity and consequences of the disease are highly variable.
Epidemiology
Ischemic bowel is typically a disease...
Article
The crisscross sign
The crisscross sign is a fetal ultrasound sign that describes the normal relationship between the ventricular outflows tracts of the fetal heart. The left ventricular outflow tract (LVOT); represented by the take-off of the aorta (Ao) from the left ventricle, is perpendicular (90o) to the right ...
Article
Tendinopathy
Tendinopathy has been defined as "persistent tendon pain and loss of function related to mechanical loading" 7 but is also used as a broad term used to describe any problem involving a tendon.
Epidemiology
The prevalence of tendinopathy in the general population is 2-5%. Active and sporting in...
Article
Holmium laser enucleation of the prostate
Holmium laser enucleation of the prostate (HoLEP) is a minimally invasive treatment for an enlarged prostate usually performed for benign prostatic hyperplasia.
The procedure uses a laser to remove tissue that is obstructing urine flow through the prostate. A separate instrument is then used t...
Case
Wooden foreign body in hand
Published
04 Aug 2022
77% complete
X-ray
MRI
Case
Dystopic os odontoideum with atlantoaxial subluxation
Published
30 Nov 2021
92% complete
MRI
CT
Case
Transthyretin cardiac amyloidosis (ATTR) cardiac amyloidosis
Published
04 Aug 2022
72% complete
Nuclear medicine
Case
Right sided aortic arch
Published
06 May 2013
91% complete
Annotated image
Case
Cystic dilatation of cavum velum interpositum
Published
16 May 2018
89% complete
CT
Case
Variation in placental morphology: diagrams
Published
14 Apr 2011
32% complete
Diagram
Article
Spinal meningioma
Meningiomas arising from the coverings of the spinal cord are one of the two most common intradural extramedullary spinal tumors, representing 25-30% of all such tumors 2.
This article specifically relates to spinal meningiomas. For a discussion on intracranial meningiomas and a general discus...
Case
Normal abdominal radiograph - newborn
Published
08 Aug 2022
72% complete
X-ray
Case
Gamekeeper thumb
Published
24 Jan 2018
91% complete
X-ray
Case
Acute interstitial edematous pancreatitis
Published
05 Jun 2022
95% complete
CT
Article
AP Meary's angle
AP Meary's angle or AP talus-first metatarsal angle is used to assess for midfoot abduction/adduction in pes planus and pes cavus to assist with pre-operative planning 1.
Measurement
On a weight-bearing AP foot radiograph, a line is drawn down the longitudinal axis of the first metatarsal to ...
Unable to process the form. Check for errors and try again.