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2 votes

How accurate is dermoscopy to predict if a skin lesion is a basal cell carcinoma (BCC), and if it is, whether it is superficial or aggressive form?

According to this https://www.sciencedirect.com/science/article/abs/pii/S0190962213010554, and this, https://onlinelibrary.wiley.com/doi/full/10.1111/bjd.14499, sensitivity and specificity for BCC as ...
Gregorio Litenstein's user avatar
1 vote

What does current research show regarding the use of sunscreen in deeper skin tones?

Has any research been done that specifically reviews the effects of sun exposure in people with deeper skin tones...and how effective deeper skin tones are in protecting against UVB/UVA A brief ...
sErISaNo's user avatar
  • 111
1 vote
Accepted

Do 50% of individuals with a history of BCC will develop another one within 5 years of diagnosis regardless of the age of the individual?

The 2010 study {1} reviewed a few existing studies and seems to lean toward age as not having an impact on the recurrence rate (however, note that 1 of the reviewed studies does indicate youth+female ...
Franck Dernoncourt's user avatar
1 vote
Accepted

Which criteria are used to choose whether to perform a shave biopsy or a punch biopsy to diagnose suspected facial basal cell carcinomas?

https://emedicine.medscape.com/article/276624-workup#c8 (mirror) explains that using a shave biopsy is the typical biopsy to use but a punch biopsy is preferable in some situations: A skin biopsy is ...
Franck Dernoncourt's user avatar
1 vote

How frequently does the use of topical fluorouracil cream result in permanent scarring and/or skin discoloration?

The 2009 systematic review {1} summarized the likelihood of scarring and/or skin discoloration (e.g., hyper- or hypopigmentation) after the use of topical fluorouracil cream to treat a basal cell ...
Franck Dernoncourt's user avatar
1 vote

How effective is topical fluorouracil to treat facial superficial basal cell carcinoma (BCC)?

The 2009 systematic review {1} summarized the success rate of the use of topical fluorouracil cream to treat a superficial basal cell carcinoma (BCC). It found only 1 study, which reported a 90% ...
Franck Dernoncourt's user avatar
1 vote

How frequently does the use of topical imiquimod result in permanent scarring and/or skin discoloration?

The studies I found very significantly contradict each other. The 2020 systematic review {6} states that the risk of after the use of topical imiquimod 5% cream to treat a nodular basal cell carcinoma ...
Franck Dernoncourt's user avatar
1 vote
Accepted

Why isn't fine needle aspiration (FNA) biopsy used to diagnose suspected facial basal cell carcinomas?

Kassi et al. (2012) does state that there is low yield in some cases as you pointed out in your quote and was highlighted in the Reddit cross-post. Again, pointed out in Reddit, you are sucking up ...
Chris Rogers's user avatar
  • 6,215

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