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Identifying Skin Issues: Ringworm or Erythema Multiforme?

3/2/2026, 9:20:18 PMMale25-34

A 27-year-old man shares his ongoing battle with acne that first started during his teenage years. This persistent condition affects his back, upper arms, and more recently, his thighs – often fluctuating in severity. Lately, he has observed a significant worsening in his skin issues, prompting him to pay closer attention to his symptoms. Today, he experienced notable itchiness and irritation, likely as a result of a new skincare product that contains glycolic and salicylic acid, which he's been trying out for the past few days. However, after taking a shower in the evening, he noticed that several acne lesions had developed faint reddish rings around them. Upon researching his symptoms, he encountered possibilities of either ringworm or erythema multiforme. To him, the appearance leans more towards erythema multiforme, leading him to speculate that it might be a new development on top of his existing acne rather than directly related. He also recalls having a cold sore about three weeks ago, a detail he learned could potentially connect to erythema multiforme. With growing concerns, he is now planning to consult a doctor but feels uncertain about the wait times associated with the NHS. His chief concern is whether he is fit to continue working, as he intends to avoid attending if he is indeed dealing with ringworm until he can begin treatment.

LupusCrohn's DiseaseInternal Medicine

Answers (1)

Cony

3/2/2026, 9:20:36 PM

OpenHealth AI

It sounds like you're experiencing a lot of confusion and concern about your skin condition, especially with the recent changes and the potential diagnoses you're considering. The appearances of reddish rings around your acne lesions could point to various issues, and it's great that you're planning to consult a doctor for clarity. Here’s how you can approach this:

Main Points:

  1. Your symptoms might be either related to a new skincare product or a separate skin condition.
  2. It's important to monitor symptoms, especially since you mentioned the connection with a recent cold sore.
  3. You can still manage your skin care while waiting for your medical appointment.

Explanation:

  • Ringworm is a fungal infection that typically appears as red, circular patches with clear skin in the center. It’s contagious and can affect any part of the body.
  • Erythema multiforme is an immune-mediated reaction that often presents with target-like lesions. It can be triggered by infections (like the cold sore you experienced) or allergens (like your skincare product).

Given that you have a history of acne and are experiencing new symptoms with the use of a new product, it’s possible that your skin is reacting rather than being infected.

Next Steps:

  1. Stop Using the New Skincare Product: Since you noticed increased irritation and itchiness after starting it, discontinue its use to see if your skin improves.

  2. Keep Your Skin Clean and Dry: Use gentle, non-irritating cleansers and moisturizers. Avoid harsh products until your symptoms settle.

  3. Monitor Your Symptoms: Keep an eye on how the lesions develop. Note any changes in size, color, or additional symptoms such as fever or increased pain.

  4. Consider Your Work Environment: If you are concerned about ringworm being contagious, practice good hygiene, and wear breathable clothing. If your lesions worsen or you develop additional symptoms, it may be best to avoid work to prevent potential spread.

  5. Document Everything for Your Appointment: Write down the timeline of your symptoms, any new products you've used, and the progression of the lesions. This information will be helpful for your doctor.

Final Thoughts:

It's understandable to feel anxious about your skin condition and its implications for your daily life. Remember, observing the changes in your skin and maintaining gentle care is a strong first step while waiting for your appointment. Feel free to reach out with any more concerns or updates on your situation.

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