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  1. CPK isoenzymes test 
    https://medlineplus.gov/ency/article/003504.htm
    Creatine phosphokinase - isoenzymes; Creatine kinase - isoenzymes; CK - isoenzymes; Heart attack - CPK; Crush - CPK
  2. Creatine Deficiency Syndromes - GeneReviews® - NCBI Bookshelf 
    https://www.ncbi.nlm.nih.gov/books/NBK3794
    ... Search term GeneReviews Advanced Search Help < Prev Next > Creatine Deficiency Syndromes Synonym: Cerebral Creatine Deficiency Syndromes Saadet ... athetosis (11%). Screening Tests Levels of guanidinoacetate (GAA), creatine, and creatinine are measured in urine ( Table 2 ), ...
  3. Creatine Kinase: MedlinePlus Medical Test 
    https://medlineplus.gov/lab-tests/creatine-kinase
    ... only on official, secure websites. What is a creatine kinase (CK) test? This test measures the amount of creatine kinase (CK) in a sample of your blood. ...
  4. X-linked creatine deficiency: MedlinePlus Genetics 
    https://medlineplus.gov/.../condition/x-linked-creatine-deficiency
    ... more about the gene associated with X-linked creatine deficiency SLC6A8 Inheritance This condition is inherited in ...
  5. Creatine 
    https://medlineplus.gov/druginfo/natural/873.html
    Creatine is a chemical found naturally in the body. It's also in red meat and seafood. It ... used to improve exercise performance and muscle mass. Creatine is involved in making energy for muscles. About ...
  6. Part 2 – Children aged under 16 – signs and symptoms and investigative tests - Suspected neurological conditions - NCBI ... 
    https://www.ncbi.nlm.nih.gov/books/NBK542047
    ... recommendations and amended them accordingly. 7.9.2. Creatine kinase (CK) test A systematic review of published ... who present with motor developmental delay, is a creatine kinase (CK) test accurate in identifying whether muscular ...
  7. Creatine phosphokinase test 
    https://medlineplus.gov/ency/article/003503.htm
    Creatine phosphokinase (CPK) is an enzyme in the body. It is found mainly in the heart, brain, ...
  8. SLC6A8 gene: MedlinePlus Genetics 
    https://medlineplus.gov/genetics/gene/slc6a8
    ... Health Conditions Related to Genetic Changes X-linked creatine deficiency At least 80 mutations in the SLC6A8 ... have been identified in people with X-linked creatine deficiency, a disorder that causes intellectual disability, behavioral ...
  9. Meta-Analysis of Test Performance When There Is a “Gold Standard” - Methods Guide for Medical Test Reviews - NCBI ... 
    https://www.ncbi.nlm.nih.gov/books/NBK98250
    ... and specificity are fixed (more...) Second Example: Serial Creatine Kinase-MB Measurements for Diagnosing Acute Cardiac Ischemia An evidence report examined the ability of serial creatine kinase-MB (CK-MB) measurements to diagnose acute ...
  10. Glycogen Storage Disease Type V - GeneReviews® - NCBI Bookshelf 
    https://www.ncbi.nlm.nih.gov/books/NBK1344
    ... findings A wide range of high resting serum creatine kinase [CK] activity. Mean values frequently exceed 1, ... in alphabetic order. 2. Also referred to as "creatine phosphokinase, elevated serum" 3. Lactate dehydrogenase deficiency 4. ...
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