Publications by authors named "Sonali Bajaj"

We report a case of a 70-year-old male, with slowly widening induration, ulceration, and oozing for 3 months on the scalp and face. The diagnosis of aggressive cutaneous angiosarcoma was made on histopathology and immunochemistry from the biopsy material from the involved area of the skin.

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Article Synopsis
  • Q-switched Nd:YAG lasers are typically used for black tattoo removal but may require multiple sessions and can be less effective on dark skin due to competing pigments.* -
  • A study with 60 patients compared the effectiveness of Q-switched Nd:YAG laser alone versus its combination with ultrapulse CO laser, finding that the combination method yielded better improvement in tattoo lightening over multiple sessions.* -
  • Results showed significant improvement in tattoo lightening scores for the combination group, while the side effects were similar for both treatment methods, indicating the combination approach is more effective for stubborn tattoos.*
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We present a case of asymptomatic deeply pigmented linear plaque with rolled borders that we encountered in an elderly Indian male over a sun protected site, the left axilla. The diagnosis of linear adamantinoid basal cell carcinoma was confirmed on histopathological examination.

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Cellular homeostasis is an outcome of complex interacting processes with nonlinear feedbacks that can span distinct spatial and temporal dimensions. Skin tanning is one such dynamic response that maintains genome integrity of epidermal cells. Although pathways underlying hyperpigmentation cascade are recognized, negative feedback regulatory loops that can dampen the activated melanogenesis process are not completely understood.

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