The causes are diverse, and the diagnosis may be challenging. Take this quick quiz to test your knowledge.
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?”