surgery/rheum Flashcards
investigations (blood tests) for erectile dysfunction
lipids
cholesterol
free testosterone (9am-11am)
- if testosterone high, then do FSH, LH and prolactin
FIT screening programme is offered to who
Ages 60-74 years
Every 2 years
(in England)
(Age 50-74 in Scotland)
Over 74 can request screening
colchicine main side effect
diarrhoea
if NSAIDs and colchicine are contraindicated in gout, what can be given
oral steroids
e.g. prednisolone 15mg/day
When should you offer urate-lowering therapy (e.g. allopurinol) to patients with gout?
After their first attack of gout
ULT especially recommended if:
>2 attacks in 1 year
Tophi
Renal disease
Uric acid renal stones
Prophylaxis if on diuretics or cytotoxics
Breast screening programme (mammogram) is offered to women from which age and is how often
Age 50-70 years
Every 3 years
after 70 can self-refer
What is first line for back pain
NSAIDs
+ PPIs
if there is sciatica then follow neuropathic pain guidelines
investigation of choice for non-specific back pain
MRI
semen analysis usually needs to be performed twice following a vasectomy at what time frame
at 12 weeks after
X-ray findings:
Bone destruction and formation
Soft tissue calcification
Codman triangle (from periosteal elevation)
Sunburst appearance
What is the diagnosis
Osteosarcoma
In children and young people with unexplained bone swelling and pain, what should be arranged
Urgent direct access x-ray (within 48 hours)
if this suggests bone sarcoma then urgent referral (48 hrs) for specialist assessment
What are 3 benign bone tumours
- Osteoma
- Osteochondroma (exotosis) - most common
- Giant cell tumour
Xray shows double bubble or soap bubble appearance
What is the diagnosis
Giant cell tumour
(benign)
- tumour of multinucleated giant cells within a fibrous stroma
What are 3 malignant bone tumours?
- Osteosarcoma
- Ewing’s sarcoma
- Chrondrosarcoma
Osterosarcoma is associated with mutation of which gene
Rb gene
association with retinoblastoma
X-ray of bones shows onion skin appearance - what bone tumour is this
Ewing’s sarcoma
osteoma tends to be associated with what syndrome
Gardner’s syndrome
(variant of familial adenomatous polyposis - FAP)
cartilage-capped bony projection on the external surface of a bone is typically seen with which benign bone tumour?
osteochondroma (exotosis)
what is the benign bone tumour that is multinucleated giant cells within a fibrous stroma?
giant cell tumour
what malignant bone tumour is a small round blue cell tumour?
Ewing’s sarcoma
What bone tumour is associated with a t(11;22) translocation?
Ewing’s sarcoma
What bone tumour is a malignant tumour of the cartilage?
Chondrosarcoma
What four groups should be advised to take vitamin D supplementation?
- All pregnant + breastfeeding women - 10ug daily
- Children aged 6 months to 5 years (unless if having formula milk)
- Adults >65 years
- People who are not exposed to much sun i.e. housebound
When to avoid colchicine in renal impairment
Reduce dose if eGFR 10-50
Avoid if eGFR <10
what is initial dose of allopurinol and target serum uric acid level
100mg OD
Titrate every few weeks
Aim for serum uric acid <360
(or <300 if tophi, chronic)
What is the second line agent for urate-lowering prophylaxis in gout if allopurinol is not tolerated or ineffective
Febuxostat
For patients taking leflunomide, effective contraception is required for at least how long in women and men after stopping?
2 years - women
3 months - men
Stopping leflunomide (DMARD) has a very long wash out period of up to 1 year. This requires the administration of…?
Cholestyramine
For SLE, which test has the highest positive predictive value (most SPECIFIC)?
anti-dsDNA
Highly specific (>99%)
Less sensitive (70%) - i.e. not present in everyone!
For SLE, which test is the best to rule it out i.e. most sensitive but low specifity
ANA
T scores in DEXA scans are based on bone mass of young reference population. Z scores are adjusted for what 3 factors?
- Age
- Gender
- Ethnic factors
T score ranges for normal, osteopenia and osteoporosis
> -1.0 = normal
-1.0 to -2.5 = osteopenia
< -2.5 = osteoporosis
Patients with gout who already take allopurinol - should allopurinol continue during the attack or not?
Continue with acute attack treatment
greater trochanteric pain syndrome is also called
trochanteric bursitis
Meralgia paraesthetica - compression of lateral cutaneous nerve of thigh; causes a burning sensation over which part of the thigh?
Antero-lateral
Meralgia paraesthetica = burning sensation over antero-lateral aspect of thigh.
What nerve is compressed?
Lateral cutaneous nerve of thigh
what hip pain cause is common in pregnancy due to hormonal changes leading to ligament laxity?
pubic symphysis dysfunction
pain over pubic symphysis radiating to groin + medial thigh.
what is an uncommon hip pain condition sometimes seen in third trimester of pregnancy with raised ESR?
transient idiopathic osteoporosis
Low calcium
Low phosphate
Low vitamin D
Raised ALP
Bone pain
What is the likely cause?
Osteomalacia
What does x-ray show in osteomalacia?
Translucent bands
Looser’s zones
Pseudofractures
Treatment of osteomalacia
Vitamin D supplementation (with loading dose)
+/- Calcium supplementation
Treatment of polymyalgia rheumatica
Prednisolone
e.g. 15mg/OD
treatment of giant cell arteritis (temporal)
High dose glucocorticoids
If no visual loss - high dose prednisolone
If visual loss - same-day opthalmology review, IV methylprednisolone first then pred
Women and men on methotrexate need to avoid pregnancy and use effective contraception for how long
At least 6 months after treatment has stopped
What blood tests are regularly monitored on methotrexate
FBC
U+Es
LFT
Before treatment and repeated weekly until stabilised, then every 2-3 months
What should be co-prescribed with methotrexate
Folic acid 5mg once weekly
Taken >24 hours after methotrexate dose
Avoid prescribing what 3 drugs with methotrexate
Trimethoprim
Co-trimoxazole
High-dose aspirin
Treatment for methotrexate toxicity
Folinic acid (Calcium folinate)
Patients who are on long term steroids (>7.5mg daily prednisolone for 3 months or longer) should be prescribed what without the need for a DEXA scan
Bisphosphonate
alendronate 10mg OD or 70mg weekly
or risedronate 5mg OD or 35mg weekly
What patients should be offered bone protection with bisphosphonates (+/- vit D/calcium if also low)?
Over 65 with fragility fracture
Under 65 with DEXA T score less than -1.5
If there is a T score between 0 and -1.5 with no history of fracture and no history of steroid use, what should be management
Repeat DEXA scan in 1-3 years
Restore calcium, vit D levels
Differences between:
(a) external haemorrhoids
(b) internal haemorrhoids
(a) external haemorrhoids - below dentate line, painful, thrombose
(b) internal haemorrhoids - above dentate line, painless
What are the features of internal haemorrhoids:
Grade 1-4
Grade 1: do not prolapse
Grade 2: prolapse but reduce spontaneously
Grade 3: manually reduce
Grade 4: cannot be reduced
Treatment of haemorrhoids
- Soften stools - increase fibre and fluid
- Topical local anesthetics + steroids
- Outpatient rubber band ligation > injection sclerotherapy
- Surgery for large symptomatic haemorrhoids that do not respond
If a patient presents with acutely thrombosed external haemorrhoids (purple, oedematous tender subcut perianal mass) within 72 hours, what is the treatment
Refer for excision
Otherwise with stool softeners, ice packs, analgesia
Achilles tendinitis is classically associated with which inflammatory disease?
Ankylosing spondylitis
Dactylitis (inflammation of digits) is seen with which 2 kinds of disease
- Arthritis - psoriasis and reactive
- Sickle cell disease
management of people with secondary Raynaud’s phenomenon
- referral to secondary card
- 1st line = CCBs e.g. nifedipine
- IV prostacyclin (epoprostenol) infusions
4 medical indications for circumcision
- phimosis
- recurrent balantitis
- balanitis xerotica obliterans
- paraphimosis
- it is important to exclude hypospadias
what does circumcision reduce the risk of three things
- penile cancer
- UTIs
- STIs
A newborn baby is noted to have bilateral clubfoot (Talipes equinovarus). What is the treatment?
- Ponseti method - manipulation and progressive casting starting soon after birth, usually corrected after 6-10 weeks
- Achilles tenotomy may be needed
- Night time braces until child is 4 years
BNF advises to treat mastitis with antibiotics (fluclox) if what four criteria
- if systemically unwell
- nipple fissure present
- if symptoms do not improve after 12-24hours of effective milk removal
- if culture is +ve
what medication increases risk of cataracts
steroids!
prednisolone
risk factors for osteoporosis
age
female sex
steroids
alcohol + smoking
low BMI
rheumatoid arthritis
medications that can worsen osteoporosis
steroids
SSRIs
antiepileptics
PPIs
long term heparin
Abdominal aortic aneurysm screening by ultrasound scan occurs for who
Men >65
Men and women with strong FHx of triple A
What diameter of aorta is considered aneurysmal in triple A screening
> 3cm
Risk factors for the development of aneurysms
Smoking
Hypertension
Syphilis
Connective tissue diseases
management of erectile dysfunction
- PDE-5 inhibitors - e.g viagra (sildenafil), alprostadil
- Vacuum erection devices
- Young man - refer to urology
- Advise to stop cycling
Women going for surgery who take the COCP - how early before surgery should this be stopped
4 weeks before
4 risk factors for varicose veins
- age
- female
- pregnancy
- obesity
investigation for varicose veins and what will this demonstrate
venous duplex ultrasound
shows retrograde venous flow
Management of varicose veins
- Conservation - leg elevation, weight loss, exercise, TED stockings (only AFTER ABPI is done!)
- Referral to secondary care if significant symptoms (pain, swelling), previous bleeding from the veins, skin changes, thrombophlebitis, venous leg ulcer
- Endothermal ablation
- Foam sclerotherapy
- Surgery - ligation or stripping
First line for cyclical mastalgia
supportive bra and simple analgesia (paracetamol, NSAIDs)
When is referral considered for cyclical mastalgia
If not responded to conservative measures after 3 months
Or affecting QoL or sleep
Hormonal agents such as bromocriptine and danazol may be used/ effective
first line for osteoarthritis
topical NSAIDs
especially in knee or hand
Livedo reticularis is seen with which condition
SLE
Carpal tunnel syndrome shows weakness and wasting where /in which muscles?
Weakness of thumb abduction - abductor pollicis brevis
Wasting of THENAR eminence (thumb + index finger)
What condition do patients get relief from shaking their hands?
Carpal tunnel syndrome
Compression of what nerve in carpal tunnel syndrome
Median nerve
What is the treatment for carpal tunnel syndrome
6 week trial of corticosteroid injection, and wrist splints at night
If fails or severe symptoms - surgical decompression
What are the four seronegative arthritis - negative RhF but positive for HLA-B27?
Psoriatic arthropathy
Ankylosing spondylitis
Reactive arthritis
Enteropathic (IBD) arthritis
What nail changes are seen in psoriatic arthritis
pitting
onycholysis
X-ray - erosive changes
new bone formation
periostitis
pencil-in-cup appearance
what bone disorder causes this?
psoriatic arthritis
management of psoriatic arthritis
managed by rheumatologist
- mild - NSAIDs
- moderate/severe - DMARDs like methotrexate, or monoclonal antibodies, apremilase (PDE4 inhibitor)
causes of acute pancreatitis
- get smashed
Gallstones
Ethanol
Trauma
Steroids
Mumps
Autoimmune (e.g. PAN)
Scorpion venom
Hypertriglyceride, hyperCa, hypothermia
ERCP
Drugs - azathioprine, thiazides, steroids
Surgical joint replacement for hips - most common type of operation
cemented hip replacement
post-operative recovery for hip replacement advice
physiotherapy
walking sticks/crutched for up to 6 weeks
avoid flexing hip >90 degees
avoid low chairs
do not cross legs
sleep on your back for 6 weeks
Baker’s cysts are a distension of the bursa. What is the difference between primary and secondary Baker’s cysts?
Primary - no cause. Usually in children.
Secondary - usually caused by OA. Usually in adults.
If alendronate, risedronate or etidronate cannot be taken then strontium ranelate or raloxifene may be given based on what
Strict T-scores
i.e. less than -3.5
Triad of reactive arthritis
Urethritis
Arthritis
Conjunctivitis
At what age do NICE recommend that we start to assess women regarding their risk suffering a fragility fracture?
65
What is the most important investigation to monitor Marfan’s syndrome ?
Echocardiogram
What inheritance is marfans syndrome
autosomal dominant
what cardiovascular conditions are seen with Marfan’s syndrome
dilation of aortic sinuses (90%)
aortic aneurysm
aortic dissection
mitral valve prolapse (75%)
Abdominal aortic aneurysm screening is done for men >65. What is classed as normal and no further scanning/action is needed
Aorta < 3cm
Abdominal aortic aneurysm screening is done for men >65. When do you rescan?
3-4.4cm = small aneurysm, rescan every 1 year
4.5-5.4cm = medium aneurysm, rescan every 3 months
> 5.5cm = large aneurysm - refer within 2weeks to vascular
Elective endovascular repair (EVAR) can be done to treat abdominal aortic aneurysm. What is the complication of this?
Endo-leak
Stent fails to exclude blood from aneurysm
What is classed as high rupture risk for abdominal aortia aneurysm?
Large aneurysm = >5.5cm
OR
Rapidly enlarging >1cm per year
refer to vascular surgery within 2 weeks for EVAR or open repair
when starting allopurinol, what should be used too as ‘cover’?
colchicine
A child with a suspected Baker’s cyst requires what to confirm the diagnosis
ultrasound
Sciatica symptoms usually settle within
4-6 weeks
Rheumatoid arthritis 1st line treatment
DMARD monotherapy e.g. methotrexate!
+/- short course of bridging prednisolone
NICE recommends using a combination of what to monitor response to treatment of rheumatoid arthritis
CRP and disease activity (DAS28 score)
Flares of rheumatoid arthritis are usually managed with
corticosteroids
oral or intramuscular
The current indication for TNF-inhibitor in rheumatoid arthritis is what..?
Poor response to at least 2 DMARDs
What are 3 examples of TNF-inhibitors that can be used in rheumatoid arthritis (if poor response to 2 or more DMARDs)
etanercept
infliximab
adalimumab
Rituximab mechanism of action
anti-CD20
Two 1g IV infusions are given two weeks apart