8 Questions About Panniculitis

A 6-year-old girl had painful red nodules on her shins that had been present for 2 weeks. She had no fever but did have a sore throat a few weeks earlier that had resolved. After a thorough history it was determined that the girl had erythema nodosum, the most common type of panniculitis.

Panniculitis can be a disease by itself or a manifestation of an underlying disease. It has diverse causes, and often the cause is unknown, but many forms have the same clinical appearance, often making the diagnosis a challenge. Take this quick quiz to test your knowledge.

Note: If you would like more information on any of the questions, a link to the original article, “Knee Knots in a Young Girl: What's Your Diagnosis?” is provided on the last page of the quiz.

Question 1:

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The correct answer is C. Infiltration of subcutaneous tissues can involve either inflammatory or neoplastic cells.

Question 2.

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The correct answer is B. Loss of pigment in the skin

Question 3.

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The correct answer is A. Septal and lobular

Question 4.

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The correct answer is B. Predominance of inflammation involves the connective tissue septa between the fat lobules.

Question 5.

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The correct answer is D. It’s suppurative.

Question 6.

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The correct answer is E. A and B but not C

Question 7.

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The correct answer is B. Streptococcal

Question 8.

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The correct answer is A. True

For more information on all questions and answers, please visit “Knee Knots in a Young Girl: What's Your Diagnosis?”