Melanonychia: Clues for Diagnosis and the Importance of Histology
Just as pigmented lesions on the skin can vary widely from freckles to lentigines to nevi to melanoma, similar pigmented lesions can be seen in nails. Melanonychia, brown or black pigmentation in the nail plate, can frequently present a diagnostic challenge for the dermatologist. While most causes of melanonychia are benign, it is important to recognize when the diagnosis is malignant or uncerta …
Just as pigmented lesions on the skin can vary widely from freckles to lentigines to nevi to melanoma, similar pigmented lesions can be seen in nails. Melanonychia, brown or black pigmentation in the nail plate, can frequently present a diagnostic challenge for the dermatologist. While most causes of melanonychia are benign, it is important to recognize when the diagnosis is malignant or uncerta … Continue reading "Melanonychia: Clues for Diagnosis and the Importance of Histology"
Broad spectrum tetracyclines are a well-known, widely used, and often successful treatment for use in inflammatory skin pathologies such as acne and rosacea. However, the steady rise of antibiotic resistance and gut dysbiosis associated with broad spectrum tetracyclines emphasizes the importance and responsibility of antibiotic stewardship. Narrow spectrum antibiotics have become increasingly impo … 
A 65-year-old female patient presents with poorly demarcated, symmetric, very painful patches of erythema and retiform purpura, favoring the thighs and buttocks. Bullae and a dusky gray discoloration developed, as well as the appearance of ulcerations with black, leathery eschars. A skin biopsy of the affected area is suggestive of calciphylaxis. Shortly after, she dies from secondary infectio … 
How does darker skin react to soft tissue fillers? How do ideals of beauty differ across various cultures? Can fillers that stimulate collagen, elastin production or skin tightening be more effective in skin of color? How does cultural competency allow us to provide customized, tailor-made care in order to maximize filler results in diverse patient populations?
At the 2021 ODAC Dermatology, … 
Several media outlets have covered the TikTok trend of drinking chlorophyll for clearer skin. Is there any science behind drinking chlorophyll to treat acne? What are the most recent developments in the study of diet and acne?
To answer these questions, I contacted dermatologist Rajani Katta, MD, volunteer clinical faculty at Baylor College of Medicine and McGovern Medical School at UT Health. … 