A helpful mnemonic for remembering the features of a Bochdalek hernia is:
B: back and medial, usually on the left side
B: bad (associated with pulmonary hypoplasia)
Bone within a bone is a descriptive term applied to bones that appear to have another bone within them. There are numerous causes including:
thoracic and lumbar vertebrae (neonates and infants)
growth recovery lines (after infancy)
cortical splitting and new periostitis
sickle cell d...
Mnemonics for elbow ossification include CRITOE and CRITOL. These are essentially the same, apart from the terminal letter which represents the External or Lateral epicondyle.
C - capitellum
R - radial head
I - internal epicondyle
T - trochlea
The causes of gracile bones can be recalled with the following mnemonic:
M: muscular dystrophy, e.g. Duchenne muscular dystrophy
R: rheumatoid arthritis (juvenile RA)
O: osteogenesis imperfecta
D: dysplasia, e.g. Marfan syn...
Hypertrophic pyloric stenosis can be characterised in ultrasound studies by the measurements of the hypertrophic muscle. Although the criteria can vary from publication to publication, an easy way to keep in mind those values is remembering the first digits of the number "pi", also represented b...
Tumours of the posterior fossa in children can be remembered using the mnemonic:
The mnemonic is not in order of prevalence; pilocytic astrocytomas are most common.
B: brainstem glioma
A: astrocytoma (pilocytic) (85%)
A helpful mnemonic to remember the common clinical features of Potter syndrome:
P: pulmonary hypoplasia
T: twisted skin (wrinkly skin)
T: twisted face (Potter facies: low set ears, retrognathia, hypertelorism)
E: extremity deformities (limb deformities: club hands...
Useful mnemonics for remembering the Salter-Harris classification system are:
Fortunately, this is also the order of prognosis (from best to worse)
S: slipped (type I)
A: above (type II)
L: lower (type III)
T: through or transverse or together (type IV)