abdo review- Male pelvis Flashcards
prostate location?
- anterior to rectum
- posterior to symphysis pubis
- surrounding 1st part of urethra
what tissue id the prostate made of?
- glandular tissue
- non-glandular tissue
what are the 4 zones of the prostate?
- anterior
- transitional
- central
- peripheral
what zone is closest to the abdomen?
- anterior zone
what is the innermost part of the prostate gland, that surrounds the urethra where it passes through the organ?
transition zone
% of prostate cancers in the transition zone?
10%
what zone surrounds the transition zone?
central zone
% of prostate cancer in the central zone?
5%
what zone is located in the back of the prostate gland closest to the rectum?
peripheral zone
what prostate zone contatins the most cancer?
peripheral zone- 80% of cancers
seminal vesicles on ultrasound?
- hypoechoic
contral and peripheral zones on u/s?
- homogeneous
- hypoechoic area in posterior prostate
transition zone on u/s?
moderately hypoechoic
what is prostate-specific antigen (PSA)?
- protein made by prostate
- measured by blood test
high PSA indicates?
- malignancy (mainly)
- enlarged prostate
- infection
- UTI
- tests (cystoscopy/biopsy)
- catheter
normal PSA level?
0-4
PSA higher than ___ is concidered a possible indicator of prostate cancer?
10
prostate calcifications?
- normal finding
- most common in older individuals
what is corpora amylacea?
- proteinaceous debris
- sound attenuation
- creates twinkle artifact
- no clinical significance
what is the most common prostate problem for men younger than 50?
acute prostatitis
what is prostatitis?
focal or diffuse inflammation of the prostate
symptoms of prostatitis?
- lower back pain
- low grade fever
- dysuria
- urinary urgency
- enlarged prostate
what is prostatitis caused by? (2)
- UTI
- STI
prostatitis on u/s?
- normal
- hypoechoic
- edmatous gland
- slightly enlarged
- increased colour
what is BPH?
- benign prostatic enlargement
what does BPH result from?
- hyperplastic nodules form around the urethra and may obstruct the flow of urine causing urinary retention
where does BPH occur?
transition zone
what can BPH cause?
- pyelonephritis