Oncology 1: Evan Flashcards
place in therapy for ESAs used to treat chemo-induced anemia? why?
for chemo-induced anemia in setting non-myeloid malignancies (obvious why)
for chemo-induced anemia d/t non-curative regimens b/c they are known to shorten patient survival times and increase tumor progression and recurrence
management of neuropathy d/t oxaliplatin
avoid cold temperatures in every sense
drugs
most important drugs regarding hemorrhagic cystitis
ifosfamide at all doses
cyclophosphamide at doses >1g/m2
definition of profound neutropenia
ANC < 100
NCCN percentage-chance of FN cutoff warranting G-CSF
20%
how is pegfilgrastim used in FN/myelosuppresion?
it is given one time 24hrs after chemo-cycle is started
antiemetic regimens for low-risk?
1 drug regimens that don’t include NK1-RA
5HT3-RAs
dex
prochlorperazine
metoclopramide
NK1-RAs brand/generic?
aprepitant (Emend) fosaprepitant (Emend) - specific IV formulation netupitant -only as component of Akynzeo rolapitant (Varubi)
what is Akynzeo?
netupitant + palonosetron
cannabinoids used for CINV?
dronabinol (Marinol, Syndros)
nabilone (Cesamet)
boxed warning for prochloperazine
mortality in elderly w/ dementia-related psychosis
percentage associated with low emetic-risk chemo regimens?
10% or less
Cancer screening recommendations in women:
Once 21 yo: pap smear q3yr
Once 30 yo: pap smear + HPV test q5yr
Once 45 yo: mammograms yearly, AND [fecal occult blood test yearly OR stool DNA test q3yr], AND [colonoscopy q10yr OR sigmoidoscopy q5yr]
Once 55 yo: CT of chest yearly IF smoking Hx
what is hypercalcemia of malignancy?
hypercalcemia, for whatever reason causes intravascular depletion and leads to dehydration, renal failure, mental status changes, N/V, and fatigue.
management of radiation-induced xerostomia
artificial saliva substitutes
pilocarpine (Salagen)
IDSA definition of FN?
a single oral temp > 38.3/101 and an ANC < 500
or
oral temp > 38/100.4 sustained for 1hr and an ANC that is expected to decrease to < 500 w/in 48 hours
most important drugs regarding thromboembolic risk
Aromatase inhibitors
SERMs
GM-CSF used for stem cell transplantation
sargramostin (Leukine)
most important drugs regarding mucositis
fluorouracil capecitabine irinotecan methotrexate TKIs (nib's)
most important drugs regarding constipation
vincristine
management of neuropathy d/t vincristine
maximum dose
drugs
brand name of tbo-filgrastim
Granix
patient should report signs of what while on CSFs? how will they know?
splenomegaly
left upper abdomen pain
what are the main SEs of dex?
fluid retention
insomnia
when should vaccinations be given in relation to chemotherapy?
2 week prior
ESAs for chemo-induced anemia?
epoetin alfa (Epogen, Procrit) darbepoetin (Aranesp)
percentage associated with moderate emetic-risk chemo regimens?
30-90%
pegfilgrastim
Neulasta
what is Zinecard and what is it used for?
dexrazoxane
used to prevent cardiomyopathy d/t doxorubicin
most important drugs regarding N/V
cisplatin
cyclophosphamide
ifosfamide
how are filgrastim (Neupogen, Zarxio) and tbo-filgrastim (Granix) used in FN/myelosuppresion?
they are started 24-72hrs after starting chemo-cycle and used daily until ANC nadir is >2-3k
boxed warning for promethazine
not for children < 2
not for intra-arterial or SQ and severe tissue necrosis if extravasation from IV; deep IM preferred
maximum dose of cisplatin and reason why
up to 100mg/m2 per cycle b/c of nephrotoxicity
how to calculate ANC
ANC =
WBC
*
%neutrophils + %bands
consideration regarding anti-emetic regimens including an NK1-RA and dexamethasone?
the dex dose should be lower compared to the other regimens b/c NK1-RAs are 3A4 inhibitors
dopamine agonists brand/generic? (for CINV)
prochlorperazine (Compazine)
Promethazine (Phenergan)
metoclopramide (Reglan)
olanzapine (Zyprexa)
management of hand-foot syndrome?
cold compresses - warm with vinca alkaloids and etoposide emollients steroids analgesics
management of febrile-neutropenia (FN)
empiric antibiotics
management of pulmonary toxicities
symptom management, then stop therapy if necessary
corticosteroids for some immunotherapy agents
what is Aloxi?
palonosetron
management of QT prolongation
control K, Mg, and Ca
hold therapy if QTc > 500msec
what is Xgeva
its denosumab used for hypercalcemia of malignancy.
It’s different from Prolia in that it is used on days 1, 8, and 15, and then monthly.
maximum dose of vincristine and reason why
up to 2mg per dose b/c of neuropathy
what is Anzemet?
dolasetron