1. The yellowish aeciospores were densely ornamented with smooth, knoblike verrucae.

2. Simultaneously, the primary wall of the aeciospores broke down, exposing the verrucae.

3. The abnormal blood circulation is a possible pathogenetic factor for the growth of verrucae vulgares.

4. Curettage is also a valuable technique for scraping the base of wounds such as ulcers and for hypergranulation, pyogenic granuloma and the base of excised verrucae