prostate cancer Flashcards
Gleason Score Groups
- Low risk→ Grade Group 1 → Pattern = 6 or less score
- High risk→ Grade Group 4+ 5 → pattern = 8,9,10 score
Risk Factors for prostate cancer
- African Americans
- age 65-74
- 1st deg family hx of prostate
- genotype- BRCA 2 + Lynch Syndrome
when is surgery appropriate in prostate cancer
tumor confined to prostate and life expectancy 10 or more years
Androgen Deprivation Therapy (Prostate)
- Surgical castration
- Medical castration
→LHrH agonist +/- antiandrogen
→ LHrH antagonisit
LHrH agonist -relin, -rolide; clinical pearls, SE, counseling
- Extended dosing intervals
- SE: osteoporosis, hot flashes, tumor flares, edema, inj site rxn, osteoporosis, obesity, insulin resistance
- initial tumor flare from inc testosterone production resolves in 2 weeks
- bone mineral density → supp w/ca + vit D
LHrH antagonist -lix clinical pearls, AEs
- no tumor flare, Faster castration (dec testosterone)
- frequent dosing, exposure
- SE: hot flashes, weight gain, inj site rxns, osteoporosis
Antiandrogens -amide clinical pearls
- 2nd gen
Apalutamide - SEIZURES, fatigue, HTN rash, diarrhea, nausea, arthralagias, fracture risk, edema
Darulotamide - better tolerated, fatigue, HTN, rash, USE w/ seizures
Enzalutamide - SEZIURES, diarrhea, fatigue, HA, myalgias
Local disease
- low risk <10 life expectancy → observe, more than 10 active surveillance
Regional Disease
- Involes lymph nodes
- Preferred: EBRT + ADT + abiraterone
what to do if PSADT > or < 10 months
- > 10 months→ monitor or secondary therapy
- <10 months→ 2nd gen anti
M1 no prior docestaxel/ no ADT preferred regimen
Abiraterone, Docetazel, Enzalutamide
M1 no prior docetaxel/ prior ADT preferred regimen
Docetazel, Olaparib or Rucaparib
M1 Prior docetaxel/ no ADT Preferred regimens
Abiraterone, Cabazitaxel, Enzalutamide
M1 Prior docetaxel and prior ADT preferred regimen
- cabazitaxel, docetaxel
what agent to use in visceral metases
Docetaxel
What to do in symptomatic bone metastases only
- radium 23
what to do in asymptomatic or minimal symptoms, life expect >6 mon, good performance
Sipuleucel T
Docetaxel clinical pearls
Gold standard
- hepatic impairment
- edema , neuropathy, myleosuppression
Abiraterone clinical pearls
- diarrhea, edema, hypokalemia, HTN, inc trigs
- add steriolds
- monitor LFTs, K, phosphate, BP monthly
Olaparib AE
- upper resp inf, leukemia, neutropenia, abdominal pain
- risk of developing secondary cancer
Radium 23 clinical pearls
- iv monthly
- do not use w/ chemo
- se: edema, nausea, myleosuppression
Sipuleucel T clinical pearls
- dendritic cell vaccine
- taken from pt reinfued
Cabazitaxel clinical pearls
- good for Docetaxel resistant patients
- AE: febrile neutropeina, hypersensitivity rxn, mucositis, edema
when to use Lutetium Lu 177
Patients w/ PSMA + MI CRPC
Supportive care
- calcium 1000-1200 mg QD + vit d 400-800 IU QD for frature risk
- zoledronic acid + denosumab for bone modifying agents
- screen for diabetes and CVD on ADT