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.
10 results found
Article
Chiari II malformation
Chiari II malformations are relatively common congenital malformations of the spine and posterior fossa characterized by myelomeningocele (lumbosacral spina bifida aperta) and a small posterior fossa with descent of the brainstem, cerebellar tonsils, and vermis through the foramen magnum. Numero...
Article
Lumbar plexus roots (mnemonic)
A handy mnemonic to recall the roots of the lumbar plexus is:
2 from 1, 2 from 2, 2 from 3
Mnemonic
2 nerves from 1 root: ilioinguinal (L1), iliohypogastric (L1)
2 nerves from 2 roots: genitofemoral (L1/L2), lateral femoral cutaneous (L2/L3)
2 nerves from 3 roots: obturator (L2/L3/L4), femo...
Article
Posterior vertebral element lesions (mnemonic)
A mnemonic for posterior vertebral element lesions is:
GO TAPE
Mnemonic
G: giant cell tumor
O: osteoid osteoma / osteoblastoma
T: tuberculosis
A: aneurysmal bone cyst
P: Paget disease
E: eosinophilic granuloma
Article
Posterior vertebral scalloping (mnemonic)
A useful mnemonic to remember the differential diagnoses for posterior vertebral scalloping is:
SALMON
Mnemonic
S: spinal cord tumor (e.g. astrocytoma, ependymoma, schwannoma)
A: achondroplasia, acromegaly
L: Loeys-Dietz syndrome (and other connective tissue disorders)
M: Marfan's syndrome...
Article
Vertebra plana (mnemonic)
Mnemonics to remember the causes of vertebra plana include:
I MELT
FETISH
Mnemonics
I MELT
I: infection
M: metastasis/myeloma
E: eosinophilic granuloma
L: lymphoma/leukemia
T: trauma/tuberculosis
FETISH
F: fracture (trauma)
E: eosinophilic granuloma
T: tumor (e.g. metastases, myelom...
Article
Intradural extramedullary spinal tumors (mnemonic)
Useful mnemonics to remember the differential diagnoses for intradural extramedullary spinal neoplasms include the following:
No More Spinal Masses
MNM
Mnemonics
No More Spinal Masses
N: neurofibroma
M: meningioma
S: schwannoma
M: metastasis
MnM
This simplified mnemonic, as in M&M cand...
Article
Intramedullary spinal masses (mnemonic)
A useful mnemonic to remember the differential diagnoses of intramedullary spinal masses is:
I HEAL
Mnemonic
I: infarction
H: hemangioblastoma
E: ependymoma
A: astrocytoma
L: lipoma
Article
Erector spinae muscles (mnemonic)
There are multiple handy mnemonics to recall the erector spinae muscles. They usually describe the position from lateral to medial.
I Like Standing
I Love Sex
I Long for Spinach
I Like Siri
Mnemonic
I: iliocostalis
L: longissimus
S: spinalis
Article
Bone within a bone appearance (mnemonic)
A useful mnemonic to remember the possible etiologies of a bone within a bone appearance is:
GHOST DRAGON
Mnemonic
G: growth arrest lines
H: heavy metals, hypoparathyroidism, hypothyroidism
O: osteopetrosis
S: sickle cell anemia, scurvy, syphilis
T: thalassemia, tuberculosis
D: disease o...
Article
Basilar invagination (mnemonic)
A mnemonic to help recall the causes of basilar invagination is:
PF ROACH
Mnemonic
P: Paget disease of bone
F: fibrous dysplasia
R: rheumatoid arthritis, rickets
O: osteogenesis imperfecta, osteomalacia
A: achondroplasia
C: Chiari I and Chiari II, cleidocranial dysostosis
H: hyperparath...
Unable to process the form. Check for errors and try again.