Oncology Flashcards
Probability of CA prostate:
PSA 4 - 10: _
fPSA 0 - 10%: _
fPSA > 25%: _
25%
56%
8%
What are the types of biomarkers for CAP
blood
urine
tissue
what is PCA3
PPMU
Previous negative biopsy
What is ExoDx / SelectMDx
1st catch urine
PSA 2 - 10
No prior biopsy
CAP
Lifetime risk 1 in _
_ in 5th decade
_ in 9th decade
9
30%
60%
what is PCPT
Findings
RCT: finasteride vs placebo
More GS7+
No difference in CSS (15y)
what is Hopkins criteria
.
what is the risk of CAP if there are two 1st degree relatives involved?
5 - 11x
what are the characteristics of prostate ductal CA?
0.4 - 0.8%
what are prostate STUMPs?
PZ
Degenerative atypia
60s
CAP will have
__ Ki-67 staining
__ cytokeratin staining
High (cell proliferation marker)
Low
CAP staging
N1
regional LN (pelvic) M1a: nonregional LN = extrapelvic LN
ERSPC
RRR in CSM: _
NNT: _
Difference in OS: _
21%
27
NO
PLCO
RRR in CSM
NO
Goteborg
RRR in CSM
44%
what is PIN / HGPIN?
HGPIN 5%
what is ASAP
0.4mm in diameter
what is cs CAP?
Epstein
what is Polaris
Cell cycle progression
what is Oncotype Dx
Genomic prostate score GPS
0 - 100
what is Decipher
Genomic classifier
0 - 1
Exclusion criteria of AS for CAP
EAU 2019/2020 consensus
what is ProtecT study?
Prostate cancer testing and treatment
AS RP RT
No difference in OS
More progression in AS
what is PIVOT ?
Prostate cancer intervention versus observation trial
AS RP
No difference in CSS / OS
RP
NNT
SPCG-4
8
4 (< 65y)
SPCG-4 results - death ARR:
Whole cohort
>= 65y
Low / int / high-risks
12.7%
NS
15%/15%/NS
PIVOT results - death ARR:
Whole cohort
Low/int/high-risks
NS
NS/12.6%/NS
Results of REACTT by Montorsi
Better IIEF @ 9m
Reduces loss of penile length by 4mm
what does MASTER trial show?
Equally effective
But AUS: better satisfaction, lower leak, few repeat, lower pain/infection
what defines biochemical recurrence of CAp after RP
Two 0.2
what does RADICALS tell us?
5y-BCPFS
Two consecutive rises > 0.1, or three consecutive rises
Hormonal tx for CAP undergoing RT
Node +ve: _
Node -ve: _
Node +: lifelong
Node -: neoadj if int+; adj if high risk
Give examples of brachytherapy agents in CAP
Low dose rate LDR: Iodine-125; Palladium-103
High dose rate HDR: iridium-192
CI for brachytherapy in CAP
60cc TURP High risk Bleeding tendency Severe LUTS Pelvic RT
what is Phoenic definition?
Nadir + 2
Mechanism of cell death in cryo
4
Mechanism of cell death in HIFU
3
what study supports ADT in non-met CAP?
EORTC Studer: OS
what study supports ADT in met CAP?
MRC trial: CSS
what study support adj ADT in high risk CAP undergoing RT?
RTOG 9292
what study supports iADT?
SWOG 9346
Half life of bicalutamide
5 days
what is the risk of fracture in patients receiving ADT?
20% in 5y
how many cycles of docetaxel for met CAP?
6
what is docetaxel?
2nd gen
anti microtubular
inhibit disassembly
definition of high-volume mets in CAP
4 bone with 1 outside
1 visceral
definition of high-risk disease in met CAP
GS8
3 bone
1 visceral
definition of CRPC
3
what is abiraterone?
CYP17
SE of abiraterone
Why prednisolone?
mineralocorticoid, myopathy
what is enzalutamide
AR antagonist
androgen-receptor complex
transportation, DNA binding
SE of enza
fatigue fracture seizure HT cognitive
SE of apalutamide
hypoT
rash
diarrhea
fracture
what does CARD study tell us?
3rd line after failed chemo and AR
what is PARP inhibitor?
poly ADP-ribose polymerase inhibitor
what does TOPARP tell us?
33% had DNA repair genes mutations
in those failed multi lines
what does PROfound tell us?
rPFS for failed AR + DNA repair+
what does TRITON2 tell us?
ORR 43% for BRCA + failed chemo + AR
what is FoundationOne Liquid CDx?
FDA
Liquid biopsy
ctDNA in blood
> 300 genes
what are the differences between TheraP and VISION study?
post AR
Discordant disease
OS data
what are the differences between bisphosphonate and denosumab?
Mechanism
Administration
Applicability
SE
How RB works?
TS suppressor protein
(when non-phosphorylated) sequester E2F
Blocks entry to S phase
How p53 works?
Phosphorylation of p53 leads to G1/S arrest
CA bladder
RR for smoking: _
RR for stopping smoking: _
3X
40%
Ca bladder
M : F = ?
4 : 1
Describe lifecycle of schistosomiasis
Miracidia
Sporocyst
Cercariae
Adult
Name urine biomarkers for CA bladder
NMP22
BTA
Immuno-cyt
UroVysion
Efficacy of BLC in CA bladder
10% ARR for recurrence in low risk
Efficacy of NBI in CA bladder
20% ARR in recurrence (CROES)
What are von Hansemann cells and Michaelis-Gutmann bodies?
Large eosinophilic granular histiocytes
Basophilic laminar inclusion bodies
CA bladder staging
what is N2 , N3
> 1 nodes in true pelvis
Common iliac node
Name some characteristic genetic changes in low and high-risk NMIBC.
Low: loss of heterozygosity ch9, activating mutation FGFR3 ch4
High: p53, Rb, PTEN, ch9 deletion
what is gemcitabine?
cytosine analogue
triphosphate
elongating dna chain
inhibit synthesis
what is BCG failure
BCG intolerant
BCG relapse
BCG refractory
what does HYMN trial tell us?
RITE, MMC
Better DFS in papillary-only disease
efficacy of pembro in BCG-failure NMIBC
CIS disease
41% CR
what is encoded by the gene carried by Nadofaragene?
IFNa-2b
Ca bladder
__ had muscle invasion at presentation
57%
what is cisplatin?
alkylating agent
CA bladder
pCR for neoadj chemo
~ 30%
CA bladder
___ of cN0 will have pN+
25%
CA bladder
Indication of urethrectomy
2
CA bladder
role of adjuvant immuno?
Nivolumab 1y
Better DFS than placebo
CA bladder - risk of distant recurrences after RC
pT2
pT3
pT4
20%
40%
>50%
Met CA bladder
Addition of pembro to cisplatin provide OS benefit: T / F
False
Role of avelumab in met CA bladder
Better OS as maintenance tx (over supportive care)
What is Amsterdam criteria?
3 relatives 1 + 2 2 successive 1 < 50y FAP exc
UTUC staging
N1 N2 N3
single < = 2cm
2 - 5cm / multiple
> 5cm
ODMIT-C: efficacy
ARR 11% of 1y recurrence
POUT trial
Inclusion and efficacy
DFS HR 0.54
UTUC
Medican eGFR decline after NU: __
18%
UTUC - antegrade instillation of BCG
Regimen = ?
3 vials in 150ml NS
20cm above
1ml/min
for 2h
UTUC
5y-CSS for T3 , T3 with renal sinus fat invasion = ?
54%
25%
relaitonship of inverted papilloma and CA bladder
urothelial CA elsewhere
4 associations with adenoCA of bladder
urachal
bladder exstrophy
augmentation
cystitis glandularis
CA bladder
what mutation is associated with plasmacytoid variant?
CDH-1 (E-cadherin) mutations
RCC Molecular staining: CC: _ ; _ Papillary: _ Chromophobe: _ ; _
CD10; CA9
Type 1: CK7
Hale’s colloidal stain ; CK7
Black males / sickle cells + RCC =?
Renal medullary CA
Translocation-associated carcinoma:
__ % of childhood RCC
30%
what is paraneoplastic syndrome?
systemic manifestation
unrelated to local presence
VHL Ch: Gene: Codes for: Associations:
3p
VHL gene
VHL protein
HPRC Ch Gene Codes for Associations
7
MET
receptor
HLRCC Ch Gene Codes for Association
1
FH gene
FH
BHD Ch Gene Codes for Associations
17
BHD gene
Folliculin
Lung cyst, PTX, fibrofolliculoma
What subtype is similar to HLRCC?
Associations
SDH-deficient cancer
Phaeo / GIST
RCC staging what is : T3c N1 N2
supra-diaphragm / invades wall
N1: regional LNs
NO N2
Role of pembro in localised RCC
Adjuvant tx for int/high risk: better DFS 9%
Metastatic RCC
__ % presents with mets
__ % are solitary
20%
1%
SE of TKI
HT (30%)
Diarrhea
Fatigue, hypoT
Hand foot syndrome
Survival benefit of cytoreductive nephrectomy
NO
RCC: 5y-CSS
T1
T2
T3
> 90%
80%
T3a 50%
Prognostication for a locally recurrent RCC
Factors = ?
> 5cm
Sarcomatoid
PSM
High ALP / LDH
IMDC for RCC criteria = ?
Median OS for each group = ?
CBC Ca time Karnofsky
43 23 8 months
SRM
Chance of benign
< 1cm = ?
3 - 4 cm =?
46%
8%
SRM
Chance of synchronous mets (i.e. on presentation)
< 2%
SRM
Mean growth rate = ?
- 28cm / year
0. 4cm/ year if confirmed RCC
PN for SRM:
PSM rate
Ipsilateral recurrence
2% (vs 0.4%)
1%
SRM
Lap vs. open PN:
PSM rate
Same (1%)
PN for SRM
Risks of new CKD
GFR < 60: 20%
GFR < 30: 17%
Mechanism of RFA
High freq alt current
ion agitation
frictional heating
Cryo for RCC : risks of =
Retreatment
Local progression
Met
1.3%
5.2%
1%
CA testis
Lifetime risk _
Incidence per 100,000 (young group) _
1 in 210
~ 15 (age dependent)
UDT for CA testis: RR = ?
Overall 3.2
Ipsilateral 6.3
Contralateral 1.7
CA testis
_ % has personal hx
_ % has FHx
5%
1.8%
CA testis
Which confers stronger RR, wrt FHx : sibling vs. father-son?
Sibling (X-linked locus)
what is microlithiasis?
> = 5 non showing echogenic foci
<= 3mm
single sonogram
CA testis: raised tumor markers
Overall _
NSGCT _
Seminoma _
50%
90%
30%
Incidence of GCNIS
general population: 0.8%
contralateral tumor: 5 - 10%
Testicular bx preservation in __
Bouin’s solution
T 1/2 of
aFP
B HCG
7days
2 days
CA testis staging
T1
T2
N1 N2 N3 (ref UTUC)
limited to testis
LVI/epididymis/hilar/ext TA
2, 2-5, >5cm
Stage 1 seminoma
__% has subclinical mets
20%
Findings of MRC TE 19
Oliver
Relapse-free survival 96% @ 4y for high risk stage 1 seminoma undergoing adjuvant tx
Findings of MRC TE 18
20Gy
Less lethargy
Relapse rate 0.7% higher than 30Gy
(adjuvant for stage 1 high risk seminoma)
Result of SEMPET trial
NPV 96% for > 3cm residual retroperitoneal mass (sem post-tx)
what is bleomycin?
anti tumor agent
metallobleomycin complex
DNA breaks
Proportions of disease shown during RPLND for > 1cm residual mass post-chemo for NSGCT
10% residual
50% teratoma
40% necrosis
What testicular tumor is associated with Klinefelter?
Mediastinal GCT
what is BXO?
chronic inflam
tears/cracks/hyperkeratotic
what is 5-FU
pyrimidine analogue
non compet inhibit thymidylate synthase
S phase arrest
what is imiquimod cream?
imidazoquinonin tetracyclicamine
Toll 7 receptor
activate immune cells , cytokine release
___% of CA penis has BXO
___% of CA penis has HPV
28%
60 - 80%
CA penis staging
T1b T2
N1 N2 N3
T1b = LVI/HG ; T2 = corpus spongiosum
1-2 ; bilateral or >=3; ECE or pelvic
CA testis (cN0) The only group of patients who do not need nodal staging
T1a G1
CA penis
Indication for PLND
> 1 inguinal LN
ECE
features of benign penile ulcers
syphilis
chancroid
lymphogranuloma venereum
ulcer , LN: painful vs. painless
syphilis: painless
chancroid: painful
LG: painless ulcer, painful nodes
Any role for neoadj chemo for T3-T4 CA urethra?
yes
cisplatin
CA urethra
pN+ rate: __ for cN0 disease
9% only
what is:
Barbagli procedure
Asopa urethroplasty
Kulkarni’s urethroplasty
Dorsal stricturotomy + onlay BMG
inlay BMG
One sided dissection , dorsal stricturotomy + onlay BMG
what is Orandi flap?
stricturotomy + penile skin flap for proximal penile urethral stricture
what is radiation?
what is ionizing radiation?
emission of energy in wave / particles
high enough energy to remove electron
what are the 4 Rs of radiotherapy?
normal tissues : repopulate, repair
tumor : reoxygenate, reassortment
what is RPF?
proliferation of fibro-inflammatory tissue in retroperitoneum
what drugs are associated with RPF?
B-blocker, methyldopa, phenacetin, bromocriptine, hydralazine…..