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According to the diagnostic criteria, which of the following is a key feature of eczema?

A.

Pustules filled with clear fluid

B.

Lesions with well-defined borders

C.

Skin rash confined to one body part

D.

Absence of itching or pruritus

Answer and Explanation

The Correct Answer is B

Explanation: Eczema is characterized by red, inflamed, and itchy skin lesions with well-defined borders.

Incorrect choices: a. Pustules filled with clear fluid are more indicative of conditions like impetigo, not eczema.

c. Eczema can affect multiple body parts and is not confined to just one area.

d. Pruritus or itching is a typical symptom of eczema and is considered a key diagnostic criterion.


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Related Questions

Correct Answer is A

Explanation

Explanation: Patch testing is a common diagnostic test used to identify potential allergens in cases of allergic contact dermatitis, a type of eczema.

Incorrect choices: b. PCR analysis is a molecular technique used for detecting DNA, and it is not a standard diagnostic test for eczema.

c. Complete blood count (CBC) is a general blood test that may show nonspecific signs of inflammation but is not specific to eczema.

d. Skin biopsy is performed to rule out other skin conditions but is not the primary diagnostic test for eczema.

Correct Answer is B

Explanation

Explanation: Stress and anxiety can trigger or worsen eczema symptoms in some individuals due to the skin-brain connection and the release of stress hormones.

Incorrect choices: a. Regular exercise routine is generally beneficial for overall health, including skin health, and is not a common trigger for eczema exacerbation.

c. Adequate sleep is essential for skin health and may actually help improve eczema symptoms for some individuals.

d. Having a strong social support network can help individuals cope with stress, but it is not a direct cause of eczema exacerbation.

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