Rheumatology Flashcards

1
Q

Contraindication to infliximab (TNF alpha inhibitors)

A

Co-existing multiple sclerosis
Serious infection inc TB
Hypersensitivity
High dose in mod/severe heart failure

NOT C/I in preg/lactation

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2
Q

Which antibody in limited cutaneous systemic sclerosis (not all CREST symptoms present)

A

Anti-centromere

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3
Q

In limited systemic sclerosis, why dyspnoea?

A

Pulm artery HTN

If topi-isomerase positive(systemic sclerosis): ILD

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4
Q

Langerhan’s cell histiocytosis
(ILD + vertebral involvement + DI)

A

Confirmed on transbronchial lung biopsy
Positive CD1a and S100
Brubeck granules on electron microscopy

HRCT: apical cystic/cavitating lesions, later honeycombing

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5
Q

Raynaud’s worsened by which drugs

A

Atenolol
Methysergide (for migraine)

Swap with Ramipril for HTN control

Treat with Nifedipine (not Verapamil)

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6
Q

Biggest risk factor for developing RA?

A

Smoking

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7
Q

What are the features of alkaptonuria?

A

Deficiency of homogentisic acid oxidase
Dark urine, dark pigmentation of sclera, connective tissues
Ochronosis = cartilage pigmentation
Knee and spine involvement

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8
Q

Sjögren’s syndrome antibodies

A

Anti Ro
Anti La

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9
Q

TNF alpha antibodies

A

Infliximab
Adalimumab
Etanercept

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10
Q

Treatment of Charcot arthropathy?

A

Immobilisation in cast for 3-6 months
?Bisphosphonates

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11
Q

Treatment of APLA in pregnancy

A

low molecular weight heparin and Aspirin

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12
Q

Methotrexate toxicity

A

myelosuppression
raised ALT

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13
Q

Treatment of amyloid in familial Mediterranean fever

A

Colchicine

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14
Q

Systemic inflammatory amyloidosis

A

Hepatomegaly
Heavy proteinuria
Raised ALP

Associated with Rheumatoid

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15
Q

Pain pattern in PMR

A

Worse in the morning, improves throughout the day

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16
Q

Drug induced lupus

A

Hydralazine
Methyl dopa
Thiazides (anti Ro positive)
Procainamide
Isoniazid
Timolol
Phenytoin
Carbamazepine
Valproate
Simvastatin
Captopril
Penicillamine
Procainamide
Minocycline
Griseofulvin

Anti histone!!

17
Q

Avascular necrosis confirmed by?

18
Q

Treatment or halting of scleroderma renal crisis?

A

ACE inhibitors
Prostacyclin infusion

19
Q

Dermatomyositis antibody

20
Q

Osteomalacia (Vit D deficiency) X-ray findings

A

Looser’s zones: low density bands extending from cortex inwards

21
Q

Psoriatic arthritis can also present with what unique feature?

A

Flexor tendon synovitis

22
Q

Lofgren syndrome

A

Acute sarcoidosis with polyarthralgia

23
Q

Side effects of Tocilizumab

A

Neutropenia

24
Q

HSP investigations?

25
Q

Multicentric reticulo-histiocytosis

A

Nail fold nodules liek coral beads

26
Q

Poor prognosis of systemic sclerosis

A

Anti RNA polymerase III

27
Q

Scleroderma renal crisis

A

Prevention: avoid glucose-corticoids
Treatment: Use ACE inhibitors

28
Q

Hereditary haemochromatosis

A

Liver disease
Impotence
Hypogonadism
DM
Skin hyperpigmentation
Chondrocalcinosis- calcium pyrophosphate crystal deposition causing arthropathy

29
Q

Most common cause of infection/osteomyelitis in puncture wound/ear piercing in non-diabetic?

A

Pseudomonas

Otherwise S. aureus

30
Q

Lupus pernio

A

Cutaneous sarcoidosis

31
Q

Morphea

A

Form of scleroderma without visceral organ involvement

32
Q

Discoid lupus

A

Cutaneous SLE

33
Q

T score -4, risk of VTE, esophagitiss

A

Teriparatide (PTH analogue)

34
Q

Arthritis mutilans

A

Psoriatic arthritis: distal
RA: proximal
(long standing)

Chronic deformity treated with MTX (as DMARD) and Prednisolone (for pain)

35
Q

Sarcoid unique joint feature?

A

Ankle synovitis

36
Q

Treatment of primary Raynaud’s

A

Nifedipine MR
Losartan

37
Q

Erythema nodosum antibody association?