IgA Vasculitis Overview

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Questions and Answers

What are the primary symptoms of IgA vasculitis (Henoch-Schönlein)?

Weight loss, skin rash, and joint swelling
Palpable purpura, fever, and coughing
Palpable purpura, arthralgias, and gastrointestinal symptoms (correct)
Chest pain, muscle cramps, and rash

Which age group is most commonly affected by IgA vasculitis (Henoch-Schönlein)?

Teenagers aged 13–18 years
Infants under 1 year old
Children aged 4–7 years (correct)
Adults over 40 years old

What is the male-to-female ratio for IgA vasculitis (Henoch-Schönlein)?

2:1
3:1
1.5:1 (correct)
1:1

In which season is IgA vasculitis (Henoch-Schönlein) most likely to peak in incidence?

<p>Spring (D)</p> Signup and view all the answers

What kind of vasculitis is IgA vasculitis (Henoch-Schönlein)?

<p>Small-vessel vasculitis (B)</p> Signup and view all the answers

Flashcards

What is IgA Vasculitis?

IgA vasculitis, also known as Henoch-Schönlein purpura, is a condition where small blood vessels become inflamed. This inflammation causes a rash, joint pain, stomach problems, and sometimes kidney problems.

Who gets IgA Vasculitis?

IgA vasculitis commonly affects kids between ages 4 and 7, but it can occur in babies and adults too. It's not super rare – it's usually seen at hospitals around 5 to 24 times a year.

What are the main symptoms of IgA Vasculitis?

The main symptoms are a rash with noticeable bumps (palpable purpura), joint pain (arthralgias), stomach pain, and sometimes kidney problems. The rash often appears on the bottom and legs.

Where is the rash usually found in IgA Vasculitis?

The rash, called palpable purpura, is often found on the buttocks and lower extremities, especially the legs.

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Is there a gender difference in IgA Vasculitis?

There is a slight difference in how often IgA Vasculitis affects boys compared to girls. Boys are about 1.5 times more likely to get the disease than girls.

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Study Notes

IgA Vasculitis (Henoch-Schönlein) Definition

IgA vasculitis is a type of vasculitis affecting small blood vessels.
Key symptoms include palpable purpura (most often on buttocks and lower legs), joint pain, digestive problems, and kidney inflammation.

Incidence and Prevalence

Primarily affects children aged 4 to 7 years, but can also occur in infants and adults.
Relatively common; one study showed 5-24 hospital admissions per year at a pediatric hospital.
Slightly more common in males (1.5:1 ratio).
Incidence tends to peak in spring, suggesting a possible seasonal pattern.