RHEUM Flashcards

1
Q

pANCA main target

A

myleoperoxidase

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2
Q

anti nuclear antibodies (ANA)- what condition

A

dermatomyositis

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3
Q

Dermatomyositis treatment

A

predisolone

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4
Q

pANCA and cANCA

A

(p)ANCA - (C)hurg-Strauss.
(c)ANCA - G(P)A.

wrong way round

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5
Q

Treatment termporal arteritis

A

ASAP prednisolone glucocorticoid
- even before temporal aa biopsy

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6
Q

SLE affects fetus in pregnancy?

A

causes fetal bradycardia

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7
Q

how to take bisphosphonates

A

take 30 mins before food and sit up for 30 mins after

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8
Q

old man, bone pain, raised ALP=== what condition?

A

pagets disease

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9
Q

anti ro- which condition

A

SLE

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10
Q

Marfan syndrome affected gene

A

fibrillin

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11
Q

low calcium
low phosphate
raised ALP and raised PTH

A

osteomalacia

CFs
widespread bone pain, proximal myopathy

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12
Q

golimumab=?MOA

A

TNF ALPHA antagonist

tumour necrosis factor alpha

MABS= type of TNF inhibitor

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13
Q

anti tnf meds= (4)

A

I AGE

infliximab, adalimumab, golimumab, etaercept

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14
Q

bulls eye retinopathy with which type of DMARD ?

A

hydroxychloriquine

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15
Q

most common cause of gout ?

A

decreased renal excretion of uric acid

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16
Q

Lesch-Nyhan syndrome

A

Lesch-Nyhan syndrome
hypoxanthine-guanine phosphoribosyl transferase (HGPRTase) deficiency
x-linked recessive therefore only seen in boys
features: gout, renal failure, neurological deficits, learning difficulties, self-mutilation

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17
Q

drug induced lupus– HOW is it different to normal SLE

A

renal and neuro symptoms unlikely

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18
Q

DEXA SCAN INTERP:
t and z sore

A

T score: based on bone mass of young reference population – GENERAL
T score of -1.0 means bone mass of one standard deviation below that of young reference population
Z score is adjusted for age, gender and ethnic factors

T score
> -1.0 = normal
-1.0 to -2.5 = osteopaenia
< -2.5 = osteoporosis

T-score of - 2.5 SD or below
BUT GIVE oral bisphosphonate whilst waiting for DEXA scan

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19
Q

reactive arthritis management

A

NSAIDS
INTRA ART STEROIDS

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20
Q

hydroxychloriquine affect eyes

A

severe or perm RETINOPATHY- flashes, floaters

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21
Q

PREDISPOSITIONs of pseudogout

A

Positively bifringent rhomboid crystals
haemochromatosis
hyperparathyroidism
low magnesium, low phosphate
acromegaly, Wilson’s disease

DOUBLE CONTOUR sign

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22
Q

Urinary hydroxyproline - Paget’s disease of bone.

Urinary porphobilinogen - acute intermittent porphyria

Urinary uroporphyrin - porphyria cutanea tarda

Urinary coproporphyrin - Dubin-Johnson syndrome

A

Urinary hydroxyproline - Paget’s disease of bone.

Urinary porphobilinogen - acute intermittent porphyria

Urinary uroporphyrin - porphyria cutanea tarda

Urinary coproporphyrin - Dubin-Johnson syndrome

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23
Q

what type of cell secretes TNF

A

macrophages

24
Q

OA features LOSS

A

Loss of joint space
Osteophytes
Subchondral cysts
Subchondral sclerosis

25
periarticular osteopenia specific to ?
RA
26
polyarteritis nodosa cfs antibody
CANCA medium vasculitis ass'd with hep b and middle aged men mononeuritis multiplex= multiple nerve trunks affected
27
allergic to aspirin may also be allergic to ?
sulfasalzine
28
azathioprine in pregnancy and breasfteeding
safe to use , mesalazine and sulfasalazine (with folic acid)
29
treatment raynauds
first line- nifedipine if this CI or not tolerated; IV prostacyclin
30
first XR finding on ANK SPON
syndesmophytes= first sign late sign= bamboo spine
31
bradycardia heart block newborn from mum with sle
anti ro
32
early onset SLE assd with def in what complement
C4
33
all lab criteria to diagnose antiphospholipid syndrome:
need to be twice at least 12 weeks apart
34
familial mediterranean fever
aut rec turkish armenian arabic Features - attacks typically last 1-3 days pyrexia abdominal pain (due to peritonitis) pleurisy pericarditis arthritis erysipeloid rash on lower limbs Management colchicine may help
35
RANK ligand inhibitor eg
denosumab
36
complications of pagets
Complications deafness (cranial nerve entrapment) bone sarcoma (1% if affected for > 10 years) fractures skull thickening high-output cardiac failure
37
mycophenolate mofetil MOA
Inosine-5'-monophosphate dehydrogenase inhibitor
38
SLE treatment
hydroxyhloriquine
39
which DMARD is safe in pregnancy anc breastfeeding
sulfasalazine
40
stills disease
Features arthralgia elevated serum ferritin rash: salmon-pink, maculopapular pyrexia typically rises in the late afternoon/early evening in a daily pattern and accompanies a worsening of joint symptoms and rash lymphadenopathy rheumatoid factor (RF) and anti-nuclear antibody (ANA) negative Management NSAIDs should be trialled for at least a week before steroids are added. steroids if symptoms persist, the use of methotrexate, IL-1 or anti-TNF therapy can be considered ANAKINRA= IL1
41
bisphosphonates moa
inhibit osteoclasts
42
syndesmophytes in ANK SPON = ?
Syndesmophytes (ossification of outer fibres of annulus fibrosus) are a feature of ankylosing spondylitis
43
is RF usually positive or negative in stills disease
negative RF
44
widening of the wrist joints due to an excess of non-mineralized osteoid at the growth plate ===?
rickets
45
marfan syndrome chr affected cfs defect in what/???
A defect of the glycoprotein structure which usually wraps around elastin= fibrillin chr 15
46
common bowel problem in systemic sclerosis
bacterial overgrowth
47
homogentisic acid in urine = ?
Alkaptonuria (ochronosis) autosomal recessive disorder of phenylalanine and tyrosine metabolism caused by a lack of the enzyme homogentisic dioxygenase (HGD) Alkaptonuria is generally a benign and often asymptomatic condition. Possible features include: pigmented sclera urine turns black if left exposed to the air intervertebral disc calcification may result in back pain renal stones Tx= high dose vit c
48
hydroxychloriquine retinopathy symptoms
flashes, photophobia, decreased visual acuity caused by central depigmentation, speckled rings, hyperpigmentation,
49
fibromyalgia how many tender points out of 18 needed
11/18 for diagnosis
50
which TB medication can cause drug induced lupus
isoniazid
51
LOW Ca and LOW phosphate and HIGH ALP and HIGH PTH
osteomalacia
52
tennis elbow= and which mm affected
lateral epicondyle EXTENDOR CARPI radialis brevis affected
53
double contour sign. = ?
gout
54
pregnancy and infliximab
stop infliximab at 16 weeks
55
which joint condition is associated with polycythaemia
GOUT