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126 Cards in this Set
- Front
- Back
whats median age at diagnosis of breast cancer
|
60
its most common cause of Cancer in chix |
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Gail Model dose what
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determines chemoprevention eligibity with tamoifen
not validated for all ethnic groups |
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2 types of non-invasive breast cancer
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LCIS- lobular carcinoma- not premalignant
observer, tx only in high risk DCIS-ductal carincoma-premalignant surgery, radiation |
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whats recommended age for mammography
who should get a breast MRI |
40 y.o.
BRCA mutation carriers 1st degree relative of one |
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use staging of cancer for
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prognosis and kind of tx to use
|
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sentintel LN vs axillary LN
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sentinel- if cancer is not in 1st LN, then its not in 2nd, or 3rd
axillary-removal of axillary LN-causes lymphedema |
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IF hormone receptor and progesterone receptor are negative..
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tends to be more aggressive
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If breast cancer is HER2 (+)
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this is an oncogene-so promotes cell growth
ups tumor aggressivness use trastuzumab theraphy |
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anthrocylclines S.E.
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cardiotox thats irreversible
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treatment for EBC
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surgery->adjuvant chemo-> radiation-> hormonal therapy
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treatment for LABC
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neoadjuvant therapy**-> surgery-> adjuvant chemo-> radiation-> hormonaltheraphy
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masectomy vs breast conservation surgery
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masectomy-older way, skin and nipple sparing
BCS- lumpectomy, LN evaluation, and radiation= results like masectomy ALLOWS FOLLOWED BY SURGERY** |
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candidates for BCS
C/I for BCS |
stage 0-2 and ppl with T3N0M0
C/I- >=2 primary tumors in diff areas radiation hx, pregnancy |
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radiation in breast cancer
reduces risk of reoccurance by started when? |
20%
start 4 wks AFTER CHEMO..chemo increases cardiotox or radiation recall but hormone tx can be used same time as radiation |
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what is radiation recall
drugs that cause this |
inflam of skin from radiation and then chemo -like bad sunburn
capecitabine, cyclophosphamide, docetaxel, doxorubicin, 5FU, methotrexate, paclitaxel |
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oncotype DX
what does it do |
screens for expression of 21 genes
if low score- avoid chemo and do hormon tx if high-do adjuvant chemo |
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adjuvant theraphy
tumors <.5cm and LN - |
wont benefit from adjuvant theraphy (chemo, hormonal tx)
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adjuvant theraphy
tumors .6-1 cm and LN - |
low recurrence
may give chemo |
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adjuvant theraphy
tumors with LN+ |
give chemo (adjuvant therapy)
|
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adjuvant theraphy
tumors >1cm |
may require adjuvant tx
if HER2-benefit from Trastuzumab |
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adjuvant horomonal therapy
premenopausal pt's |
-tamoxifen
-ovarian ablation (removal or irradiation) -LH-RH agonist -ovarian suppresion |
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adjuvant horomonal therapy
postmenopausal pts |
tamoxifen
armatase inhibitors |
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tamoxifen
what kinda drug is it which HR is it in? how long to tx with generally |
SERM- antag-agonist
its in pre and postmenopausal HR generally tx with 5 yrs |
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S.E. of tamoxifen
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hotflashes, thromboembolism (cause its estrogen agonist)
prevents bone loss |
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Aromatase inhibitors
MOA drugs |
blocks conversion of androgens to estrogen
anastrazole letrozole exemastane |
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AI (Aromatase inhib)
used in...why S.E. |
for adjuvant in postmenopausal
increase chances of BCS surgery bone loss- so get baseline |
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which 2 AIs have cross sensitivity
if fail one of those, which one cause u use |
anastrazole + lerozole
if fail one, can't use other use exemestane if fail 1 of others |
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premenopausal tx
use after 5 yrs you get postmenopause- use what |
tamoxifen x 5 yrs
after 5 yrs get menopause- stop tamox, do AI x 5 yrs |
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premenopause tx
but get postmenopause before 5 yrs-tx how? |
complete tamoxifen x5 yrs, then switch to AI x 2-3 yrs to complete 5 yrs?
|
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postmenopause tx
regimens |
-AI x 5 yrs
-Tamoxifen x 5 yrs -Tamox 2-3 yrs, then AI to complete 5 yrs -Tamox 5-6 yrs, then AI x 5yrs |
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whats tx for
low risk, LN - |
CMF
cyclophosphamide/MTX/5-FU |
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whats tx for
HIGH RISK, LN - (HER2+, HR-) if LN+ |
anthracycline based regimen
if LN+ give taxane also |
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whats tx for
HER2+ AND TUMOR >1 |
trastuzumab regimen
|
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chemo toxicities
for anthracyclines |
BMS, mucositis
alopecia hepatic dose, vesicant IRREVS. CARDIOTOX! |
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chemo toxicities
for Taxanes |
TOTAL BODY ALOPECIA
premedicate |
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chemo toxicities
trastuzumab |
REVERSB. cardiotox
|
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what do you premedicate with for trastuzumab
S.E. |
APAP 650MG + BENADRYL 50mg
S.E.-CHF, fever, |
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metastatic therapy
goal who has better prognosis |
palliation NOT cure, inc QOL
bone and soft tissue metastatis |
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for metastatis
use hormonal therapy for who? |
HR+
bone metastatis |
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for metastatis
use chemo for who? |
HR-, symptomatic visceral metastatis(lung/liver)
|
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which meds are targeted therapy for metastatic cancers
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trastuzumab
lapatinib |
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horomonal therpy options in metatic breast cancer
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premenopause-tamoxifen, ovarian ablation
postmeno-tamox, AI, fULVESTRANT |
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whats preferred tx for HR+ postmenopausal metastatic dx
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AIs- anastrazole, letrezole
if dx progresses- use exemastene |
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whats alternative tx for HR+ postmenopausal metastatic dx
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tamoxifen or toremifene
has cross resistance |
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whats second line tx for HR+ postmenopausal metastatic dx
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fulvestrant-its pure estrogen receptor blocker- unlike tamox who has agonist action also
|
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chemo drugs for metastatic breast cancer
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single tx is preferred
doxorub paclitaxel, docetaxel capecitabine vinorelbine gemcitabine eribulin |
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lapatinib MOA
requires? SE |
Inhib tyrosine kinase of HER2 and Epithel growth factor (EPGF)
use if failed anthracyline, taxane, trastuzumab requires hepatic dose adjust SE-hand + foot syndrome |
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Lung Cancer
R.F |
tobacco promotes carcinogens
tks 5 yrs of quiting to impact risk if smoke 15cigs/day,cut to half, risk decrease by 25% |
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Lung Cancer
more R.F. |
environment-asbestos, benzene, radon
genetic-1st degree relative hx of TB, pulm fibrosis, bronchitis, COPD, empys. asthma |
|
genetic mutations
EGFR mutations-confirm sensitivty to what K-Ras oncogene mutation- ALK fusion oncogene |
sensitivty to egfr kinase inhib( eriotonib + Gefitinib)
ALK-crizotonib |
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lung cancer normally advances to
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bone pain, neurlogical pain, spinal cord compression
|
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2 types of lung cancer
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NSCLC-non small cell lung Cancer
SCLC-small cell lung cancer |
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NSCLC- subdivdes into
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adenocarcinoma-common in nonsmokers (pheripheral llung)
squamous cell CA- central lung-due to smoking Large cell CA- pheripheral lung |
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SCLC
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rapidally growing
agressive |
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in NSCLC tx
when would you do surgery |
stages 1-2, only curative stage 3
stages for palliation therapy |
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in NSCLC tx
when to do radiation |
unresectable tumor
chemoradiation |
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in NSCLC TX
when to do chemo what drug is notmally in this regimen |
stages 2-4, ADJUVANT(surgery)
cisplantin based |
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in NSCLC TX
what stage would you use bevacizumab |
stage IV
|
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what is preferred tx for chemo in NSCLC
a stage IIIb is considered |
DOUBLETS
IIIB- unresectable tumor= give chemoradiation |
|
common tx in chemoradiation
(stage IIIB) |
cisplatin +etoposide or vinblastine
always give taxenes first, then cisplatin=less BMS |
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NSCLC stage IV( nonsquamous) tx
ALK mutation EGFR mutation EGFR mutation - or unknown |
ALK- criztonib (PO)
EGFR + erlotonib EGFR unknown- cisplatin + pemetrexed + bevacuzimab |
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NSCLC Stage IV (squamous) tx
|
cisplatin based doublet
cisplatin + vinorebline + cetuximab |
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NSCLC Stage IV
PS 3-4 |
PS 3-4: give supportive care, no benefit from chemo
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NSCLC tx for stage 4
Second line agent Third line? |
Use single agent
Docetaxel, pemetrexed or erlonib 3rd- erlotonib |
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Crizotinib
Used for? MOA SE |
NSCLC locally advanced or metastatic ALK+ mutation
Inhibs ALK tyrosine kinase Requires renal dose adjustment QT prolong** |
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Erlotinib
MOA SE |
Inhibs EGFR tyrosine
Use in EGFR+ mutation Need hepatic adjustment SE- dermatological toxicity- acne rash, mild use top clinda or cortisone Severe- oral minocycline |
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Bevacizumab
MOA Use in? But not? |
Angiogenesis inhib
Use in Stage 4 non squamous NOT for squamous type- cause pulmonary hemorrhage SE- wound healing complication, proteinuria**, thromboembolism |
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Pemetrexed
|
Inhibs folate metab(like 5-fu + methotrexate)
Need hepatic and renal adjust SE-myleosuppression |
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What do you premed pt with if on pemetrexed
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Give folic acid and b12 start wk before tx
|
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Cisplatin dosing is based on?
What adjust needs to be done |
BSA mg/m2
Renal impairment adjust |
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Carboplatin dosing is based on?
What's general auc wanted |
Calvert formula
Dose= auc x ( CrCL + 25) Untxed 6-8 usually 6 |
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If using Cockcroft formula use which weight
If Salazar use What's formula |
Actual body weight
Sal- adjusted Adjus(kg)= (actual- ideal) x .4 + ideal |
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Whats the minimum scr used in carboplatin dosing
What's max crcl used |
0.6 mg/dl
Max 125 ml/min |
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SCLC
Limited stage Extended stage |
Dx confined to 1 hemithorax and regional LN
Ex-beyond 1 thorax |
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SCLC
Limited stage tx |
Goal is cure
Tudors < 3cm do surgery + adju chemo Chemoradiation= cisplatin + etoposide + concurrent radiation |
|
SCLC
Extended stage tx |
Goal is PALIATIVE
Chemo cisplatin + etoposide Or ironotecan + etop |
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SCLC 2nd line tx
When to do it and what drug |
If relapsedrugs elapse > 6 months after 1st tx rechallenge w/ topotecan
|
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When to do prophylactic cranial radiation
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Once receive CR with chemo this is recommended for limited and extended stages of SCLC
|
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Nociceptive pain has 2 types
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Somatic pain- from bone, joints
sharp, well localized, throbbing Visceral pain- from internal organs Aches, cramps |
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Transduction of pain
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Injury releases bradykinin, serotonin K, histamine
Triggers PG's and subst P release |
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Transmission of pain
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Type A- somAtic- myelinated
Type C- visCeral - unmyelinated(dull pains) |
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Endogenous opiate system
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Release endorphins bind opiate receptors
Kappa, mu, and delta |
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Assesing pain
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Use Pqrstu
Precip- what worsens it Quality- how feel, visceral? Region-where? Severity- Time- constant? U- You how's it affecting you |
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WHO analgesic ladder
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Mild pain- Tylenol (non opiate)
Mild-mod pain- hydrocodone Mod-severe- IV opioids |
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Class of opioids
|
Phenanthrenes
Phenylheptylamines Phenylpiperdines Morphinans Benzomorphans |
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NSAIDS indicated for?
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Mild pain (1-3) and/or bone
Use NSAID that worked for pt in past |
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Which NSAIDs don't inhibit plt aggregation
|
Selective cox2 inhibit
Salsalate Choline+ Mg salicylate |
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NSAID toxicities
|
Renal- RF if pt >60, really excreted chemo...D/C if scr/BUN doubles
GI- RF >60, hex of PUD Tx w/ H2 blocker, PPI, misoprostol Switch to COX2 selective |
|
Cox2 selective meds
|
Meloxicam> Celebrex> etodolac> ibuprofen> naproxen
|
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Pts with CV RF should not get Celebrex in what doses
|
Not more than >400 mg/D or Naproxen > 440mg/D
These Show dose related inc in MI |
|
Ketorlac IV vs. PO dose
Max days? Why? |
30mg IV but 10 mg PO max 120mg/d
Max 5 days cause GI effects |
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Ketorlax max for pts >65 yo and <50 kg
|
Max 60 mg/D
|
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NSAIDS adv vs disadvantage
|
Adv- additive analgesia
Bone pain, no constipation, no tolerance Disadvantage- ceiling doses(max) Renal insuff bleeds, antipyretic(may mask fever) |
|
Tylenol
Moa |
Inhibs prostaglandin synthesis blocks pain impulse
NO anti-inflam action |
|
Tylenol toxicity
How much? Mech Antidote |
>4g for 1-2 days
Depletes glutathione, destroys hepatocytes Give mucomyst- nasty dilute in juice Use Rumack/Mathews nomogram to see if use or not |
|
Whats are phases/presentations of Tylenol toxicity
|
Phase 1- (1-24H) N/V, anorexia, diaphoresis
Phase2- (24-72H) RUQ pain, inc in LFTs Phase3- (72-96h) jaundice |
|
Opioids formulation for mod pain
For severe pain |
Mod(4-6) PO
Severe(7-10) IV |
|
Mu receptor produces-
Kappa produces- Delta- |
Mu- analgesia, resp depress, euphoria, dependence, miosis
Kappa- analgesia, sedation (NO euphoria) Delta- analgesia |
|
Opioid allergy vs SE
Important card!! |
True allergy- anaphylaxis, bronchospasm
SE- N/V, constipation, drowsiness, confusion |
|
Phenanthrenes meds
|
Morphine, codeine, nalbuphine
Oxycodone |
|
Phenylpiperidines meds
|
If allergic to opioids(rare) use this class
Meperidine, fentanyl, diphenoxylate |
|
Phenylheptylamines meds
|
Methadone- not 1st line, use in tolerant pts
|
|
Morphinans
|
Levorphanol, butorphanol
Antag/ agonists |
|
Comparison chart
Morphine |
Iv- 10mg
PO -30mg Standard everything is compared to |
|
Comparison chart
Buprenorphine |
Iv- 0.3
PO- 0.4 mg |
|
Comparison chart
Codeine |
IV- 100
PO- 200mg |
|
Comparison chart
Fentanyl |
IV- 0.1 mg
Takes 12 h to work, so use another med till kicks in |
|
Comparison chart
Hydrocodone |
PO 30mg
|
|
Comparison chart
Hydromorphone |
IV- 1.5
PO- 7.5mg Potent, preferred in renal insuff |
|
Comparison chart
Meperidine |
IV- 75 to 100mg
PO- 300mg Toxic metab |
|
Comparison chart
Oxycodone |
PO 20mg
|
|
Comparison chart
Oxymorphone |
IV- 1mg
PO- 10mg |
|
Comparison chart
Tramadol |
PO- 120mg
|
|
Pts with difficulty swallowing can use
|
Kadian or avinza- can open and put in applesauce,
Kadian-(long acting)can sprinkle in 10mls of water for GT Don't crush, chew or let dissolve |
|
Morphine dosing in renal insuff
|
Crcl 10-50 dec dose by25%
<10 dec dose by 50% |
|
Hydro morphine/ hydrocodone in renal insuff
|
Crcl 10-50 dec dose by 50%
<10 dec dose by 75% |
|
Oxycodone in renal insuff
|
10-50 dec by 50%
<10 don't use |
|
If pt is renal insuff what's preferred opioids
|
Fentanyl or methadone for tolerant pts
|
|
Usual morphine ratio is 10:30 but what is ratio in renal insuff
|
10: 20 cause metab formed m6G is more active then morphine
|
|
Hepatic dosing for
Morphine Hydrocodone Oxycodone |
Morp- incr dosing interval by doubling it (q2h-> q 4 h now)
Hydrocodone- dec dose by 50% Oxycodone- dec dose by 25-50% Basically use fentanyl |
|
Uncommon opioid se
Common |
Hallucinations
Dysphoria Seizures Common- no tolerant constipation sedation! Pruritis |
|
How to tx opioid constipation?
Tx opioid reps depress Opioid pruritis |
ATC constip= ATC laxative (softener+stim)
If fail 2 lax +on opi x2wks use methylnaltrexone sc once Reps dep- naloxone in 9ml of NS Pruritis- 1st Benadryl, if persists use nalbuphine |
|
Opioid dosing steps
|
Calc dosage incr by total use in 24H (ATC +breakthrough)
Then calc dose for new drug If pain is controlled then dec dose by 25-50% for cross tolerance If pain NOT controlled- switch keep 100% or inc to 125% Calc breakthrough dose-10or20% total 24H dose and give over 1H |
|
Neuropathic pain describe
|
Tingling, stabbing, shooting
If nerve compression use glucocorticoids |
|
Tx of neuropathic pain
|
TCA- nortriptyline, desipramine
Anticonv- gabapentin, pregabalin*** SSRIs- venlafax, duloxetine Topic- lidocaine(12h on/ off or arrithymias) capsaicin |
|
Meds for bone pain
|
NSAIDs and inc till analgesic effex
Local bone pain- local radiation or nerve block Diffuse bone pain- bisphosph, hormonal/ chemotherapy Consider physical therapy |