Orthopaedics

Mnemonic for Crystals in Gout and Pseudogout

Remember the properties of crystals in gout and pseudogout using the following mnemonic. Gout vs. pseudo gout: crystal lab findings Pseduogout crystals are Positive birefringent and Polygon shaped. Gout therefore is the negative needle shaped crystals. Also, gout classically strikes great Toe, and its hallmark is Tophi. Hope that mnemonic helped. Got a better mnemonic …

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Mnemonic to remember the causes of Multiple Benign Lucent Bone Lesions

Some of the causes of multiple benign lucent bone lesions can be recalled with the following two super-helpful mnemonics: Never Pee On Huge Heavy Elephants From Jersey City CHEF JOHN P Mnemonics Never Pee On Huge Heavy Elephants From Jersey City N: neurofibromatosis (type 1) P: Paget disease O: Ollier disease H: hereditary multiple exostoses H: hyperparathyroidism (and hemophilia)  E: eosinophilic granuloma F: fibrous dysplasia J: Jaffe-Campanacci syndrome …

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Mnemonic for Tumors that Metastasize to Bone

Tumors that metastasize to bone may be remembered using the mnemonic “lead kettle” spelled PBKTL (“Pb” from the Latin plumbum which is the periodic table name for Lead). PB-KTL Mnemonic P: prostate B: breast K: kidney T: thyroid L: lung For females, breast and lung are the most common primary sites; nearly 80% of cancers that spread to the skeleton are from these locations. …

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Mnemonic to remember Galeazzi and Monteggia fracture-dislocations

There are several mnemonics to remember the difference between  Galeazzi and a Monteggia fracture-dislocation. These two are often confused by medical students and therefore, frequently asked in competitive exams like USMLE PLAB and NEET. Here, in this article, I have enlisted some of these mnemonics that can be used to remember Galeazzi and Monteggia fractures. GRIMUS MUGR (pronounced as mugger) FROG …

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Mnemonic for Differential Diagnosis of Lucent and Lytic bone lesions

We have two super useful mnemonics for the differential diagnosis of lucent/lytic bone lesions : FEGNOMASHIC FOG MACHINES They are anagrams of each other and therefore include the same components. They are by no means exhaustive, but are good enough to help you remember a differential for a lucent/lytic bone lesion and will suffice for >95% of the time 1. Mnemonics FEGNOMASHIC …

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Mnemonic for Differential Diagnosis for Back Pain

Remember the differential diagnosis for Back Pain using the mnemonic DISK MASS. DISK MASS Degeneration {DJD, Osteoporosis, Spondylosis} Infection {UTI, PID, Potts, Osteo, Prostatitis} +Injury/Fracture, compression fracture Spondylitis, Ankylosing +Spondyloarthropathies {Rheumatoid, Reiters, SLE} Kidney stones/infarction/infection {Pyelonephritis /abscess} Multiple Myeloma, +Metastasis from breast, prostate, lung, thyroid, kidney CA Aneurysm – Abdominal Slipped Disk, Spondylolisthesis, Spinal Stenosis …

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Mnemonic for HLA B27 associated diseases

HLA B27 associated diseases can be remembered using the mnemonic PAIR. Psoriasis/Psoriatic arthritis Ankylosing Spondylitis Inflammatory bowel disease Reiter’s syndrome Another useful mnemonic to remember the subgroups of seronegative spondyloarthritides is: PEARU Mnemonic P: psoriatic arthritis E: enteropathic arthritis (i.e. extraintestinal manifestation of IBD) A: ankylosing spondylitis R: reactive arthritis (Reiter syndrome) U: undifferentiated spondyloarthritis Hope that mnemonic helped. Got a better mnemonic for the same? Let us …

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Mnemonics for Hand appearances in Nerve lesions

Confused about which nerve lesions cause which hand deformity ?Use the mnemonic DR CUMA to remember hand appearances in Radial, Ulnar and Median nerve lesions. Drop → Radial nerve Claw → Ulnar nerve Median nerve → Ape hand Hope that mnemonic helped. Got a better mnemonic for the same? Let us know in the comments …

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Mnemonics for Osteoarthritis Radiologic signs

Remember the X-ray radiologic signs in osteoarthritis using the mnemonic LOSS. Loss of joint space Osteopyhtes Subcondral Sclerosis Subchondral cysts Hope that mnemonic helped. Got a better mnemonic for the same? Let us know in the comments below.Also check out these medical mnemonics Volcano-like shape in Keratoacanthoma Mnemonics for Contraindications of Tonsillectomy Clinical Features of …

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