Table 3
Non-melanocytic causes of pagetoid spread in the epidermis
| Paget’s disease |
| Extramammary Paget’s disease |
| Squamous cell carcinoma in situ (Bowen’s disease, bowenoid papulosis) |
| Pagetoid actinic keratosis33 |
| Langerhans cell histiocytosis34 |
| Eccrine porocarcinoma35 |
| Sebaceous carcinoma |
| Cutaneous T cell lymphoma/pagetoid reticulosis |
| Intraepidermal Merkel cell carcinoma/Merkel cell carcinoma36,37 |
| Intraepidermal mononuclear cells/Langerhans cell microabscess |
| Metastatic carcinoma from a distant primary |
| Clear cell papulosis38 |
