Articles

Articles are a collaborative effort to provide a single canonical page on all topics relevant to the practice of radiology. As such, articles are written and continuously improved upon by countless contributing members. Our dedicated editors oversee each edit for accuracy and style. Find out more about articles.

More than 200 results
Article

Protrusio acetabuli (mnemonic)

Mnemonics for remembering the causes of protrusio acetabuli include: PROTrusio acetabuli My PROTRUSIO Mnemonics PROTrusio acetabuli Includes the most common causes P: Paget disease R: rheumatoid arthritis (and other arthritides such as osteoarthritis, ankylosing spondylitis, juvenile idio...
Article

Neurocysticercosis (mnemonic)

A mnemonic to remember the stages of neurocysticercosis is: Vegans Can't Get Neurocysticercosis Mnemonic V: vesicular C: colloidal vesicular G: granular nodular N: nodular calcified
Article

Tinnitus causes (mnemonic)

A mnemonic to remember the commonest causes of tinnitus is: HAMMER ​Mnemonic H: hypertension A: anemia / acoustic neuroma M: migraine / Menière's disease M: medication (quinine, NSAIDs, streptomycin)  E: ear pathology (wax, foreign body, otitis media)  R: rare (temporomandibular joint ...
Article

Miliary lung nodules (mnemonic)

The list of differential diagnoses for miliary lung nodules can be recalled with the mnemonic: TEMPEST Mnemonic TEMPEST T: tuberculosis E: eosinophilic granuloma M: metastases (especially thyroid) P: pneumoconiosis E: extrinsic allergic alveolitis (now known as hypersensitivity pneumonit...
Article

Postpartum hemorrhage risk factors (mnemonic)

A mnemonic to remember the basic risk factors of postpartum hemorrhage is: PARTUM Mnemonic P: prolonged labor / polyhydramnios / previous C-section A: APH R: recent Hx of bleeding T: twins U: uterine fibrosis M: multiparity 
Article

Branches of the external carotid artery (mnemonic)

Mnemonics for the branches of the external carotid artery abound. A few colorful examples include:  Some American Ladies Found Our Pyramids Most Satisfactory Some Anatomists Like Freaking Out Poor Medical Students She Always Likes Friends Over Papa, Mama, and Sister There are many many many ...
Article

Stellate breast lesions: causes (mnemonic)

A handy mnemonic to recall the causes of a stellate breast lesion is: STARFACE Mnemonic S: summation shadow T: tumor (i.e. invasive breast cancer) A: abscess R: radial scar F: fibroadenoma / fat necrosis A: adenosis (sclerosing) CE: other causes, hematoma (e.g. postoperative, post biops...
Article

Ejaculatory pathway of sperm (mnemonic)

A useful mnemonic to remember the ejaculatory pathway of sperm is: SEVEN UP Mnemonic S: seminiferous tubules of the testes E: epididymis V: ductus deferens E: ejaculatory duct N: nothing U: urethra P: penis
Article

Subclavian artery branches (mnemonic)

Helpful mnemonics to remember the branches of the subclavian artery include: Very Indignant Tired Individuals Sip Tasty Almond Coffee Served Double Daily VIT C, D (as in vitamins C and D) Mnemonics Very Indignant Tired Individuals Sip Tasty Almond Coffee Served Double Daily V: vertebral art...
Article

Hair on end sign (mnemonic)

The hair on end sign refers to a radiographic appearance of the diploic space of the skull vault which results from a thickening of trabeculae as the diploic space expands. These trabeculae are perpendicular in orientation, interspersed by radiolucent marrow hyperplasia along with skull vault. ...
Article

Dialysis indications (mnemonic)

A mnemonic to remember the basic indications of dialysis is HAVE PEE Mnemonic H: hyperkalemia (refractory) A: acidosis (refractory) V: volume overload E: elevated BUN > 35 mM P: pericarditis E: encephalopathy E: edema (pulmonary)
Article

Cervical incompetence morphological changes on ultrasound (mnemonic)

Sequential morphological ultrasound changes of the endocervical canal with cervical incompetence can be remembered using the mnemonic: Trust Your Vaginal Ultrasound Mnemonic T-shaped (normal internal cervical os) Y-shaped V-shaped  U-shaped Related article cervical incompetence funnelin...
Article

Branches of internal carotid artery (mnemonic)

Useful mnemonics to remember the branches of the internal carotid artery is: A VIP'S COMMA Calming Voices Make Intra-Operative Surgery Pleasurable And Almost Memorable Carotid Vessels Mnemonic Instantly Offers Super Powers And Aids Memory Mnemonics A VIP'S COMMA A: anterior choroidal arter...
Article

Renal papillary necrosis (mnemonic)

Mnemonics for the causes of renal papillary necrosis are plentiful and include: NSAID POSTCARDS AD SPORT C: a list of causes in decreasing order of incidence DINASOR Mnemonics NSAID Most common causes: N: non-steroidal anti-inflammatory drugs (NSAIDs) S: sickle cell disease A: acetamin...
Article

Anterosuperior mediastinal mass (mnemonic)

The common causes of an anterosuperior mediastinal mass can be remembered by using the mnemonic: 5 Ts Mnemonic T: thymus T: thyroid T: thoracic aorta T: terrible lymphoma T: teratoma and germ cell tumors - see mediastinal germ cell tumors Testicular cancer metastasis can represent a sixt...
Article

Radiographic features of a Charcot joint (mnemonic)

The radiographic features of a Charcot joint can be remembered by using the following mnemonics: 5 Ds or 6 Ds (separating disorganization and dislocation) Mnemonic density change (subchondral osteopenia or sclerosis) destruction (osseous fragmentation and resorption) debris (intra-articula...
Article

Salter-Harris fracture classification (mnemonic)

Useful mnemonics for remembering the Salter-Harris classification system are: SALTR SMACK SMETI Fortunately, this is also the order of prognosis (from best to worse) Mnemonics SALTR S: slipped (type I) A: above or away from joint (type II) L: lower (type III) T: through or transverse o...
Article

Hydronephrosis (mnemonic)

The causative factors leading to hydronephrosis can be recalled using this mnemonic: RUNS Mnemonic R: retroperitoneal fibrosis U: urolithiasis N: neoplastic mass (cervical cancer) S: stenosis of pelvi-ureteric junction
Article

Conditions with upper lobe predominance (mnemonic)

Useful mnemonics to remember conditions with upper lobe predominance in chest radiology are: STEP BREASTS SHORTI A TEA SHOP SET CAP Mnemonics STEP S: sarcoidosis, silicosis T: tuberculosis E: eosinophilic pneumonia P: pneumoconiosis BREASTS B: berylliosis R: radiation fibrosis E: ...
Article

Causes of sacroiliitis - symmetric vs asymmetric (mnemonic)

A mnemonic for remembering the symmetric vs asymmetric causes of sacroiliitis is: PAIR Mnemonic P: psoriatic arthritis A: ankylosing spondylitis I: inflammatory bowel disease related R: reactive (e.g. reactive arthritis) The asymmetric letters (P and R) are the asymmetric causes The symm...

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.