case_images: PMC6018277_01
case_images: Extraoral photograph showing diffuse swelling over the right corner of mouth
case_images: AMS-8-151-g001.jpg
case_images: PMC6018277_01_AMS-8-151-g001.jpg
case_images: F1
case_images: A 60-year-old male presented with gradually enlarging asymptomatic mass in his right buccal mucosa from the past 3 months [Figure 1].
case_images: Intraoral photograph showing a 4 cm x 3.5 cm well-circumscribed growth on broad base stalk
case_images: AMS-8-151-g002.jpg
case_images: PMC6018277_01_AMS-8-151-g002.jpg
case_images: F2
case_images: The asymptomatic lesion was initially peanut-sized which gradually enlarged to the present size of 4 cm x 3.5 cm [Figure 2], which was well-circumscribed and pedunculated on a broad-based stalk.
case_images: Wide excision of the lesion done with sufficient margins all around
case_images: AMS-8-151-g003.jpg
case_images: PMC6018277_01_AMS-8-151-g003.jpg
case_images: F3
case_images: Postexcision specimen
case_images: AMS-8-151-g004.jpg
case_images: PMC6018277_01_AMS-8-151-g004.jpg
case_images: F4
case_images: Microscopic findings indicate diffuse proliferation of oval and spindle-shaped tumor cells with abundant eosinophilic cytoplasm, a multinodular growth pattern, and a "staghorn" configuration
case_images: AMS-8-151-g005.jpg
case_images: PMC6018277_01_AMS-8-151-g005.jpg
case_images: F5
case_images: The tumor was labeled as benign HPC because of its lack of cellular atypia, absence of mitotic activity, and absence of hemorrhage and necrosis [Figure 5].