levulinic acid/neoplasms

Photodynamic Therapy (PDT) has gained popularity as an effective, non-scarring treatment for thin, non-hyperkeratotic actinic keratoses (AKs). Similar to the topical agents 5-fluorouracil and imiquimod, PDT is particularly useful when utilized as a field-directed therapy for the treatment of areas

Bladder cancer is one of the most common urologic cancers in Saudi Arabia. its cases represent a significant and challenging part in the daily practice for the majority of urologists practicing. The present methods of diagnosis are: Ultra sound, Cystoscopy, CT-scan etc. All these are stressful to

BACKGROUND: SCC of the lip is commonly surrounded by extensive AC, which may affect part or all of the lip vermillion. While Mohs surgical technique with complete margin control is the preferred treatment for SCC at critical locations such as the lip, this technique is complicated by surrounding AC.

It has been demonstrated that photodamage leads to wrinkles, mottled pigmentation, lentigines, telangiectasias, and textural changes, but more importantly, it can also lead to pre-cancerous conditions with the development of actinic keratosis (AK). The majority of photorejuvenation or photodamaged