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sample collection (CLINICAL BIOCHEMISTRY) - Coggle Diagram
sample collection (CLINICAL BIOCHEMISTRY)
reasons
diagnosis
research
preventative measures
monitoring patient
screening
types
blood
plasma
the fluid component of whole blood containing anticoagulants post- centrifugation
serum
the undiluted extracellular portion of blood AFTER coagulation
urine
CSF
saliva
sputum
sweat
semen
pus
areas of infection
lesions
tissues
faeces
swabs
factor affecting
endogenous
genetics
age
body mass
sex
allergies
fitness
stress
race
pregnancy
stage of menstrual cycle
other underlying conditions
exogenous
patient preparation
sample collection
sample handling
sample transport
sample preparation
medication
timing
temperature
blood sample problems
posture
supine-sitting-lying
plasma volume decreases by 14% from supine to standing
tourniquet
loss of water and electrolytes to interstitium
quantity
incorrect sample ratio (9:1 blood-citrate)