Rheumatic Heart Disease Flashcards

1
Q

What type of condition is Rheumatic fever?

A

Autoimmune condition

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2
Q

What is rheumatic fever triggered by?

A

Streptococcal pyogenes infection

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3
Q

What type of bacteria is streptococcus pyogenes?

A

Group A beta haemolytic

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4
Q

How does rheumatic heart disease occur?

A

Antibodies created against the streptococcus bacteria that also target tissues in the body

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5
Q

What type of condition is rheumatic fever?

A

Type 2 hypersensitivity disorder

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6
Q

When does rheumatic fever typically occur?

A

2-4 weeks after a streptococcal infection- tonsillitis

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7
Q

What is the diagnosis of rheumatic heart disease based on?

A

Evidence of recent streptococcal infection
2 major criteria or
1 major and 2 minor

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8
Q

What are the major criteria used for the diagnosis of rheumatic fever?

A
erythema marginatum
Sydenham's chorea
polyarthritis
carditis and valvulitis (eg, pancarditis)
subcutaneous nodules
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9
Q

What are the minor criteria used for the diagnosis of rheumatic fever?

A

raised ESR or CRP
pyrexia
arthralgia (not if arthritis a major criteria)
prolonged PR interval

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10
Q

How is the skin affected with rheumatic fever?

A

Subcutaneous nodules

Erythema marginatum rash

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11
Q

How is the heart affected in someone with rheumatic fever?

A

Carditis

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12
Q

How does carditis present?

A

Tachycardia or bradycardia
Murmurs from valvular heart disease, typically mitral valve disease
Pericardial rub on auscultation
Heart failure

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13
Q

What are subcutaneous nodules?

A

Firm painless nodules occur over extensor surfaces of joints, such as the elbows.

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14
Q

What is an erythema marginatum rash?

A

pink rings of varying sizes affecting the torso and proximal limbs.

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15
Q

How is the nervous system involved with rheumatic fever?

A

Sydenham’s Chorea

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16
Q

What is Sydenham’s chorea?

A

Irregular, uncontrolled and rapid movements of the limbs

late sign

17
Q

What pneumonic can be used for the diagnosis of rheumatic fever?

A

JONES – FEAR.

18
Q

What does JONES stand for? (major criteria)

A
J – Joint arthritis
O – Organ inflammation, such as carditis
N – Nodules
E – Erythema marginatum rash
S – Sydenham chorea
19
Q

What does FEAR stand for? (minor criteria)

A

Fever
ECG Changes (prolonged PR interval) without carditis
Arthralgia without arthritis
Raised inflammatory markers (CRP and ESR)

20
Q

What is used in the management of rheumatic fever for the streptococcal infection?

A

STAT dose of IV benzylpenicillin and Phenoxymethylpenicillin (penicillin V) for 10 days.

21
Q

What is used in the management of rheumatic fever for the joint pain?

A

NSAIDs (e.g. ibuprofen)

22
Q

What is used in the management of rheumatic fever for the carditis?

A

Aspirin

23
Q

What are possible complications of rheumatic fever?

A

Recurrence of rheumatic fever
Valvular heart disease- mitral stenosis
Chronic heart failure

24
Q

What are the main 3 symptoms of rheumatic fever?

A

Fever
Migratory polyarthritis
Carditis

25
Q

How can carditis present?

A

Chest pain
Breathlesness
Palpatations

26
Q

How can carditis present?

A

Chest pain
Breathlesness
Palpatations

27
Q

What would indicate recent streptococcal infection?

A

Raised or rising streptococci antibodies
Positive throat swab
Positive rapid group A streptococcal antigen test

28
Q

What is the main complication of rheumatic heart disease?

A

Mitral disease- Mitral stenosis

29
Q

Example

A

Patient unwell for the last 2 weeks with a sore throat
Now has joint pain and pink rash over body
Jerking movements of face and hands