The Best Pneumonics
Protrusio PROFSHAMMN
Charcot joints SAD SLIPS
Chondrocalcinosis WHIP A DOG
AVN AS IT GRIPS 3C
Gen Lig Lax DIAL HOME CS
Coxa vara ACDC
Waddell’s DR TOS
Basilar Impression SAD MAN BOOK
Schmorl’s SHOOT
Spondylolithesis DID TIP
Radial N Compression FREAS
Skeletal Dysplasia COMMON HEAD FOG
Sieve TITIMENDVISC
Lucent Lesions FOG MACHINES
Diaphyseal lesions HALFEE
CI Limb Salvage PIN LEG
Female Tumours JIHAD GAL
Sclerotic Cortical OOPS
Sclerotic Lesions VINDICATE
Osteoporosis DDD NICE
Scoliosis Progression MR SEX MAP
FOG MACHINES
Fibrous Dysplasia, Fibrosarcoma
Osteoblastoma/ Osteoid Osteoma / Osteosarcoma
Giant Cell Tumour
Malignancy / Mets / Myeloma
ABC / Adamantinoma
Cartilage - enchondroma, osteochondroma, Chondroblastoma, Chondromyxoid Fibroma
Hemangioma / Hyperparathyroidism / Haemophilia / Histiocytoma
Infection / Intra-osseous ganglion/ Lipoma/fibroma
Non-Ossifying Fibroma / NF
Eosinophilic Granuloma
Simple Bone Cyst / synovial condition (PVNS)
VINDICATE
Vascular - hemangiomas / AVN
Infection / Infarct
Neoplasm
Primary - Osteoid Osteoma / Osteoblastoma / Osteosarcoma / Osteofibrous dysplasia
Secondary - lymphoma, blastic metastatic - prostate, breast, lung
Drugs - vitamin D, fluoride
Inflammatory - SAPHO (synovitis, acne, pustulosis, hyperostosis, osteitis)
Congenital/Cartilage
- enchondroma / osteochondroma / bone islands
- osteopetrosis
Autoimmune
Trauma - stress fracture
Endocrine - Paget's disease, hyperparathyroidism
HALFEE



OFD Adamantinoma Ewings
Histiocytoma (MFH)
Adamantinoma
Lymphoma
Fibrous dysplasia / OsteoFibrous dysplasia
Ewing's
Eosinophilic Granuloma
AS IT GRIPS 3Cs
Alcohol
Steroids
Idiopathic
Trauma
Gout, Gauchers
Rheumatoid / radiation
Infection / increased lipids / inflammatory arteritis
Pancreatitis / pregnancy
SLE / sickle cell / smoking
CRF / chemotherapy / Cassion's disease
PIN LEG
Pathological fracture
Infection
N/V involvement
LLD > 6-8cm
Extensive muscle involvement
Good biopsy (actually poor biopsy)
OOOPS
OO
Osteoma
Osteomyelitis
Parosteal OS
Stress Fracture

COMMON HEAD FOG
Chondromalacia punctae
OI
MED / SED
Metaphyseal Dysplasia
Mucopolysaccharidases
Osteopetrosis
NF
Hypophosphataemia
Exostosis
Achondroplasia
Diaphyseal Dysplasia / Diastrophic Dysplasia
Fibrous Dysplasia
Ollier’s (multiple enchondromas)
DID TIP
Dysplastic
- 20%
- abnormal L5 / S1
- around 6 years old
- tendency to worse slips
- worse symptoms as posterior elements move forwards
- may have SB occulta
- L5 kyphosis
- L5 nerve root
Isthmic
- 50%
- L5/S1
- adolescents
- L5 lordosis
- L5 nerve root
- may be acute / chronic / elongated and thinned
Degenerative
- facet joints
- L4/5
- slips limited to Grade II
Trauma
- fracture not of pars
- neural elements
Iatrogenic
- laminectomy
Pathological
- weak posterior elements
- OI, Larsen's, Marfans