Related Experiment Videos
[Mibelli's porokeratosis]
Vestnik Dermatologii I Venerologii
|January 1, 1989
Summary
This case study details a 44-year-old patient with a 27-year history of porokeratosis of Mibelli. Histologic and electron microscopy findings confirmed the classical plaque form, revealing epidermal changes around characteristic corniculate plates.
Area of Science:
- Dermatology
- Histopathology
- Electron Microscopy
Background:
- Porokeratosis of Mibelli is a rare, chronic condition affecting keratinization.
- This report focuses on a classical plaque form presentation in a long-standing case.
Observation:
- A 44-year-old patient presented with a 27-year history of porokeratosis of Mibelli.
- Lesions were located on the buttocks and flexural surfaces of limbs, consistent with the classical plaque form.
- Histopathology revealed characteristic corniculate plates with invagination of dermal tissue into the epidermis.
Findings:
- Electron microscopy identified significant epidermal shifts adjacent to and above the corniculate plates.
- Enhanced proliferative activity was noted in the epidermis.
- Keratinization processes surrounding the corniculate plates remained unchanged.
Implications:
- This detailed case study contributes to understanding the histopathological and ultrastructural features of porokeratosis of Mibelli.
- Findings may aid in refining diagnostic criteria and understanding disease pathogenesis.
- Further research into epidermal proliferative activity in porokeratosis is warranted.