GOUT Flashcards

(27 cards)

1
Q

define GOUT

A

A type of arthritis where urate crystals are deposited in joints, and it is associated with high uric acid levels in the blood.

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2
Q

what is GOUT characterised by

A

sudden, severe attacks of pain, swelling, redness, and tenderness in the joints.

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3
Q

what is the most common inflammatory arthritis in the UK

A

GOUT

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4
Q

non modifiable risk factors for GOUT

A
  • Male sex
  • Age >50
  • Family history
  • Overproduction of uric acid.
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5
Q

modifiable risk factors for GOUT

A
  • Obesity
  • Hypertension
  • CKD
  • Diabetes
  • High purine diet (meat and seafood)
  • Medications (thiazides, ACEi, asprin)
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6
Q

what is the impact of GOUT triggers

A

Gout has several triggers/precipitating factors that can cause an acute flare, usually due to production of uric acid.

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7
Q

give 6 triggers for GOUT

A
  • Seafood/protein binges
  • Chemotherapy
  • Trauma and surgery
  • Alcohol excess (PURINES)
  • Intercurrent illness
  • Medications (interfere with uric acid)
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8
Q

signs and symptoms of gout

A
  • Excruciating, sudden, burning pain in the affected joint
  • Swelling, redness, warmth, and stiffness in the affected joint
  • Asymmetric joint distribution
  • Mild fever
  • Tachycardia (sympathetic response to an acute attack)
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9
Q

which food is anti GOUT

A

dairy

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10
Q

does GOUT affect one joint or multiple

A

one - it is monoarticular

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11
Q

how is monosodium urate formed

A

purines –> uric acid –> monosodium urate

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12
Q

which joint does gout most commonly affect

A

the base of the big toe - metatarsophalangeal joint

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13
Q

other jounts commonly affected by gout

A
  • wrists
  • bases of thumb (carpometacarpal joints)
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14
Q

give 4 investigations for gout

A
  1. joint aspirate
  2. serum uric acid level
  3. x rays
  4. ultrasound
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15
Q

what does joint aspiration & polarised light microscopy for gout show

A
  • needle like negative birefringent crystals
  • monosodium urate crystals
  • no bacterial growth
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16
Q

what does serum uric acid level show for gout

A

high level indicates diagnosis

17
Q

what does x ray of affected joint for gout show

A

punched-out erosions

18
Q

what does ultrasound of affected joint for gout show

A

double-contour sign

19
Q

first line treatment for acute flares of gout

A

NSAIDS (+PPI) - FIRST LINE

20
Q

second line treatment for acute flares of gout

A

Colchicine - SECOND LINE

21
Q

third line treatment for acute flares of gout

A

Oral Steroids - THIRD LINE

22
Q

3 ways to prevent gout

A
  1. Xanthine oxidase inhibitors (lower the uric acid levels)
    • Allopurinol
    • Febuxostat
  2. Medication reviews (some may cause hyperuricaemia)
  3. Lifestyle changes/avoiding triggers can also reduce the risk of gout.
23
Q

which patients is colchicine given to

A

those who cannot have NSAIDS

24
Q

side effect of colchicne

25
which dietary changes reduce gout risk
reduce purines, increase dairy
26
27
what causes GOUT
the accumulation of monosodium urate crystals in and around the joints.