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Clinical Problem Solving: Pathology
January 2002

Diagnosis Pathology Quiz Case 1

Author Affiliations
 

FREDERIC B.ASKINMDWILLIAM H.WESTRAMD

Arch Otolaryngol Head Neck Surg. 2002;128(1):77-78. doi:

Basal cell carcinoma is the most common skin cancer in the United States, with an estimated 900 000 cases per year.1 It represents 75% of all cutaneous neoplasms and outnumbers squamous cell carcinoma by 4:1.2,3 It has also become the most commonly diagnosed malignancy in the world, with the highest annual incidence in Australia. The incidence of BCC is higher in men than in women and increases with age, usually occurring between the ages of 40 and 60 years. However, there has been a rise in the number of cases among younger patients. Approximately 80% of BCCs occur in the head and neck. The nose is the most common site of occurrence, followed by the cheeks and forehead.4

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