Cancer Flashcards
FAP inheritance
AD
Most common type of RCC
Clear cell (think that wee is clear)
System to grade prostate histology
Gleason score
System to grade gynaecological cancer
Figo
System to grade gynaecological cancer
Figo
Two risk factors for developing squamous cell carcinoma of bladder
Smoking
Schistosomiasis infection
Which type of testicle cancer is AFP raised in
Non-seminoma
4 risk factors for TCC
Smoking
Aniline dyes
Rubber manufacture
Cyclophosphamide
First line investigation for ?prostate cancer
Multi parametric MRI
What cancer is acanthosis nigricans associated with
Gastric endocrine cancer
What cancer is acanthosis nigricans associated with
Gastric endocrine cancer
What blood group is associated with an increased risk of gastric cancer
Group A
Tumour marker for breast cancer
15-3
Sign seen on all imaging in pancreatic cancer
Double duct
Under what size tumour can an WLE be used
4 cm and under
When would Herceptin be used
In HER2 positive breast cancer patients (cannot be used in patients with cardiac disorders)
What axilla surgery should a women with no palpable lymph nodes have
None - US first to assess then if positive sentinel node biopsy
What must be given during the first weeks of Gosrelin
Antiandrogen to reduce tumour flare effect
Gold standard ix for ?oesphageal cancer
Endoscopy
Most likely oesophageal cancer by location
Top 2/3 - squamous cell ca
Bottom 1/3 - adenocarcinoma
Indicator in a FBC that may suggest lung cancer
Raised platelets
sorry for awful question
Main complication of prostate removal
ED
How long after a UTI can a PSA be taken
4 week
How long after exercise and ejactulation can a PSA be taken
48 hours
3 common paraneoplastic syndromes associated with small cell carcinoma
ADH
ACTH
Lambert Eaton syndrome (legs worse than arms)
Clubbing is most associated with what cancer
Squamous
All men over 60 with microcytic anaemia should receive
2 ww ?colorectal cancer and colonoscopy
What patients get a 2 ww for ?RCC
Over 45 with unexplained visible haematuria
Consequence of FAP
Malfunctioning of tumour suppressor gene: adenomatous polpyposis coli (APC)
Causes development of polyps (adenomas) in large colon.
Treatment of FAP mutation
Panproctocolectomy
2 genetic causes of increased bowel cancer risk
FAP
HNPCC (Lynch syndrome)
What is HNPCC
Hereditary nonpolyposis colorectal cancer
DOES NOT CAUSE ADENOMAS LIKE FAP
Increases risk of bowel cancer
Difference between FAP and HNPCC on colonoscopy
FAP causes multiple adenomas (polyps)
NICE 2ww criteria for ?bowel cancer
Over 40: abdominal pain and weight loss
Over 50: unexplained rectal bleeding
Over 60: iron deficiency anaemia or change in bowel habit
Difference between FIT test and FOB test
FIT test is for human hb (currently used)
FOC is for blood so could be from diet etc
When should a FIT test be used
In general practice if patient doesn’t meet NICE 2ww criteria
Over 50: unexplained weight loss
Under 60: change in bowel habit
Who for and how often is bowel cancer screening undergone
60-74 years
Every 2 years FIT test
Is CEA used for screening
Not useful in screening
Useful for checking for reoccurrence of cancer
Gold standard investigation for ?bowel cancer
Colonoscopy
2 classifications for bowel cancer
Dukes
TMN
3 specific treatments for bone pain
NSAIDS
Radiotherapy
Bisphosphonates (pamidronate infusion)
What is pamidronate infusion and whats it used for
Bisphosphonate
Bone pain
Hypercalcaemia
What is visceral pain
Deep seated poorly located pain that can be spasmodic
Treatment for visceral pain
Using WHO pain ladder
Spasms can be helped with anticholinergics - hycosine for bowels and oxybutyl for bladder
Drug used for bladder spasm
Ocybutynin
Pain due to raised ICP
Dex (16mg daily reduced to least effective dose)
Two classes of drugs used for neuropathic pain
Anti epileptic - pregablin
Anti depressant - amitriptyline
What may happen to patients started on mrophine that begin to feel nauseous
Improve after a few days
When titrating up pain relief, what does increase should be used
30-50%
Breakthrough pain relief dose
1/6th
How long do fentanyl patches last for
72 hours
2 drugs that can be used for anorexia
Dex (4mg) Megestrol acetate (can cause fluid retention)
4 key causes of nausea in oncology
Gastric stasis - metoclopramide
Toxins - haloperidol
Cerebral - (dex) plus cyclizine
Vestibular - cyclizine
Levomepramazine is a good all rounder
What type of drug is levomepromazine
Anti emetic
3 classes of laxative
Bulk forming (fibre - not used much)
Osmotic
Prokinetic
Give examples of pro kinetic and osmotic laxative
Osmotic: lactulose, docuaste
Stimulant: MCR, Senna, dantron
Mixed: movicol
What gene does cigarette smoke damage
p53 tumour suppressor
Aromatic amines are associated with what cancer
Blader
What cancer is benzene associated with
Leukaemia
What cancer is wood dust associated with
Nasal adenocarcinoma
What cancer is vinyl chloride associated with
Angiosarcomas
What cancers is EBV associated with
NH lymphoma
Burkitts
What is synergism
Giving multiple chemotherapy agents at once to maximise cell death
When is WBCs drop the lowest and what is this called
10-14 days after beginning of cycle
Nadir
When would you infuse patients having chemo with platelets
Less than 10x10^9 - always
10-20x10^9 if symptoms
5 types of non small cell lung cancer
Adenocarcinoma (non smokers) Squamous Large cell Alveolar (++ sputum) Bronchial (mostly carcinoid)
What should women be offered after WLE
Radiotherapy
Plus potential other treatments
Most common type of thyroid cancer
Papillary
Second cancer associated with HNPCC
Endometrial
gastric, biliary and ovarian possible
Triad of RCC
Haematuria
Loin pain
Abdominal pass
Possible PNS of RCC
EPO (polycythemia)
PTH
ACTH
Adjunctive therapy in postmenopausal women
Anastrazole (aromatase inhibitor)
What is brachytherapy
When a radioactive substance is placed inside a cavity or cancerous organ
What breast screening is offered in UK
Mammography to all women between 50 and 70 every 3 years
What bowel screening is offered in UK
FOB every 2 years 60-70
Hypertrophic oestoarthopathy triad and what disease is it associated with
Triad of osperiostitis, digital clubbing and painful arthropathy of the large joints
Lung cancer (squamous and adenocarcinoma)
3 paraneoplatic syndromes associated with small cell lung cancer
ADH
ACTH
Lambert Eaton syndrome
3 PNP syndromes associated with squamous cell
PTH -> hypercalcaemia
Hypertrophic pulmonary osteoarthopathy
Hyperthyroidism due to ectopic TSH
2 PNP syndromes associated with adenocarcinoma
Gynaecomastia
Hypertrophic pulmonary osteoarthopy
Lung cancer strongly associated with clubbing
Squamous
Central, PTHrp, HPOA
Which lung cancer is most common in non-smokers
Adenocarcinoma
Lung cancer that secrets bHCG
Large cell
Lung cancers that grow peripherally
Adenocarcinoma
Large cell
Prostatitis effect on GI system
Pain on bowel movements
What hormones is prostate cancer dependant on
Androgens (testosterone)
Most common type of prostate cancer
Adenocarcinoma (and grow peripherally)
Ethnicity risk for prostate cancer
Black African and Caribbean
2 key non LUTS prostate cancer symptoms
ED
Haematuria
Age to request a PSA
50
PSA rates of false positives and negative
FP: 75% of time
FN: 15% of time
First line investigation in ?prostate cancer
Multiparametric MRI
Grading score for prostate histology
Gleason
What is Gleason score
Histology grading of two numbers between 1 and 5
10 is worst
Hormone therapy in prostate cancer
Reduce testosterone levels
Androgen receptor blockers (bicalutamide)
GnRH agonists (goserelin)
Bilateral orchidectomy
Two types of testicular cancer
Seminomas
Non-seminomas (teratomas)
4 key risk factors for testicular ca
Undescended testicles
Male infertility
FH
Increased height
Is testicular cancer normally painful
Painless
Would a testicular cancer transilluminate
No
What key symptom does Leydig cell tumour give
Gynaecomastia (testicular tumour)
3 tumour markers in testicular cancer
AFP - non-seminomas
bHCG - both
LDH - very non specific
4 most common mets location from testicle
Lymph, lung, liver, brain
Over what age should a smoker with haemoptysis be referred to a 2ww clinic
40
Which lung ca is most sensitive to radiotherapy
Small cell
What cancer is BRACA2 associated with in men
Prostate
Signet ring cells are assocoiated with…
Adenocarcinoma of lung
Double duct sign is seen in
Pancreatic ca
Triad of hypotension, haemconcentrate and low albumin
Capilary leak syndrome
How do the majority of lymphoma patients present
Lymph nodes
Why would uric acid be measured in lymphoma
Risk of tumour lysis syndrome with treatment
Faulty BRCA1 gene leads to what increased risk
70% will develop breast cancer by 80
50% will develop ovarian cancer
Bowel and prostate cancer risk
If you have a faulty BRAC2 gene, what are your increased risks
60% risk of breast cancer by 80
20% risk of ovarian cancer
Which cancers effected by BRAC1
Breast, ovarian, bowel and prostate
How does COOP affect breast cancer risk
Small increase but back to normal 10 years after stopping
What chemoprevention may be offered to high risk men and women of breast cancer
Tamoxifen if pre
Anatrozole if postmenomausal
Which lumps are the most concerning in breast cancer
Hard, irregular, painless and fixed in place
NICE 2ww for breast cancer guidelines
Unexplained breast lump in over 30s
Unilateral nipple changes in over 50s
Where does breast cancer mets to
2Ls 2Bs
Lung liver
Bones brain
What two cancers can practically and regularly do, spread anywhere
Breast and melanoma
Lung, liver, bone, brain most common in breast
When can aromatase inhibitor be used
In postmenapausal women with ER positive cancer
How does tamoxifen work
Oestrogen receptor modulator (blocker)
How long is hormonal treatment in breast cancer
5-10 years
Why may ovaries be removed in breast cancer
If ER+ve to reduce oestrogen levels
When is trstuzumab used and what is it
HER2 +ve breast cancer
Key risk with trastuzumab
Alter heart function
Under what eGFR should oxycodone be used
50
Good non-pharmacological bone pain relief
Radiotherapy
Once a patient is treated for breast cancer, how should they be managed.
Surveillance mammograms yearly for 5 years
Tamoxifen/ anastrozole for 5-10 years if ER+ve
Most common cells affected in HandN cancer
Squamous cell
How do head and neck cancers normally spread
Lymph nodes
Risk factors for H and N cancers (5)
Smoking
Alcohol
HPV (16)
EBV
Betel quid (something chewed in SE Asia?)
What is Kaposis sarcoma
Herpes virus 8 induced sarcoma seen in end stage HIV
Induces red purple rash over body
Pt presents with liver mets, what scan should be arranged
Colononscopy
Most common bug that causes line infections
Staph epididmitis
Do seminomas raise AFP
No
Testicle cancer type by age groups
30-50 seminoma
20-30 non seminoma
What MST dose does NICE recommend for new pts
20-30 mg per day
What would you prescribe for someone with spinal cord compression?
16mg dex PO
PPI - don’t forget!!!!
Acronym for breaking bad news (and its meaning)
SPIKES Setting Perception Invitation (do they want to know today) Emotions Strategy and summary
Average age of Hodgkins Lymphoma
Bimodal age
20 years and 75 years
4 risk factors for Hodgkins lymphoma
HIV, EBV, AI conditions, FH
Description of lymphoma lymph nodes
Non-tender and rubbery
WORSE ON DRINKING ALCOHOL
Key diagnostic test in Hodgkins lymphoma
Biopsy that shows Reed Sternberg cells (large B cells with multiple nuclei)
What are Reed Sternberg cells a sign of
Hodgkins lymphoma
Staging system used in H lymphoma
Ann Arbor
(same in both)
1 = one region 4 = metastatic spread
Staging system used in non H lymohoma
Ann Arbor
(same in both)
1 = one region 4 = metastatic spread
Management of H lymohoma
Chemotherapy and radiotherapy
Chemo = risk of leukaemia and infertility Radio = risk of cancer and hypothyroidism
3 key non H lymphomas
Burkitt (EBV, malaria, HIV)
MALT (mucosa associated lymphoid tissue normally in stomach and associated with H Pylori)
Diffuse large B cell lymphoma (rapidly growing painless mass in over 65s)
What is trichloroethylene a risk for
Non H lymphoma
What is lymphoma a cancer of
Lymphocytes
What is leukaemia a cancer of
Stem cells in bone marrow
Blood results found in almost all leukaemias
Pancytopenia - anaemia, leukopenia, thrombocytopenia
Age distribution of leukaemia
ALL CeLL (mates have) CoMmon AMbitions
ALL - under 5 over 45
CLL over 55
CML over 65
AML over 75
Nice guidelines for suspected leukaemia
FBC within 48 hours
Key test for leukaemia
Bone marrow biopsy
ALL blood film shows
Blast cells
ALL blast off? bLAst off?
Common association with ALL in kids
T21
Philadelphia chromosome
CLL transforms to Lymphoma is called
Richters transformation
What type of anaemia is CLL associated iwth
Warm auto immune haemolytic anaemia
Two leukaemias associated with Philadelphia chromosome
ALL and CML
opposite besucase Philidelipa is opposite?
Cells seen within CLL
Smudge/ smear
get the all CLLear when you go for a smear
Most common adult leukaemia
AML
What is seen on an AML blood film
Auer rods
CML is broken down into three what?
Phases
Chronic - 5 years and normally asymptomatic expected a raised WCC
Accelerated - abnormal blast cells take up a high proportion of bone marrow cells so patients become anaemic, thrombocytopenia and immunocompromised
Blast - even higher proportion of cells - normally fatal
Key chemical released in tumour lysis syndrome
Uric acid
Two drugs used to treat tumour lysis syndrome
Allopurinol or rasburicase
Electrolyte derangement seen in tumour lysis syndrome
High uric acid
High K
High PO4
(low calcium as high po4)
calcium levels in tumour lysis syndrome
can be low as phosphate is high
What cells is myeloma a cancer of
Plasma (B lymphocyte that makes anti bodies)
What is Monoclonal gammopathy of undetermined significance (MGUS)
Similar to myeloma when body makes excess of a single type of antibody without other features of myeloma
4 key features of myeloma
CRAB
Calcium (elevated)
Renal failure
Anaemia
Bone lesions/ pain
Risk factors for myeloma
Older age, male, black African, FH, obesity