abnormal
aged
analyzing
blood
cancer
card
care
cassette
checkup
chronic
diagnosis
disease
elder
elderly
exam
experiment
gland
health
healthcare
hospital
immunology
lab
laboratory
male
man
marker
medical
medicine
negative
normal
old
positive
prostate
prostate specific antigen
prostatitis
psa
rapid
reactive
research
result
sample
science
serology
technology
test
treatment
tumor