120,702 results found
Case

Colocutaneous fistula

  Diagnosis almost certain
Mostafa Elfeky
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

  Diagnosis certain
Bahman Rasuli
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

  Diagnosis almost certain
Bahman Rasuli
Published 04 Aug 2022
77% complete
X-ray MRI
Case

Dystopic os odontoideum with atlantoaxial subluxation

  Diagnosis certain
Heba Abdelmonem
Published 30 Nov 2021
92% complete
MRI CT
Case

Transthyretin cardiac amyloidosis (ATTR) cardiac amyloidosis

  Diagnosis probable
Christopher Chen
Published 04 Aug 2022
72% complete
Nuclear medicine
Case

Right sided aortic arch

  Diagnosis certain
Andrew Ho
Published 06 May 2013
91% complete
Annotated image
Case

Cystic dilatation of cavum velum interpositum

  Diagnosis certain
Heba Abdelmonem
Published 16 May 2018
89% complete
CT
Case

Variation in placental morphology: diagrams

  Diagnosis not applicable
Yuranga Weerakkody
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

  Diagnosis certain
Ian Bickle
Published 08 Aug 2022
72% complete
X-ray
Case

Gamekeeper thumb

  Diagnosis certain
Alexandra Stanislavsky
Published 24 Jan 2018
91% complete
X-ray
Case

Acute interstitial edematous pancreatitis

  Diagnosis certain
Anil Kumar Geetha Virupakshappa
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 ...

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