1. Seborrheic keratosis (SK)
2. Clear cell acanthoma
3.Warty dyskeratoma
4. Porokeratosis

1. Trichofolliculoma
2. Trichoadenoma
3. Solitary trichoepithelioma
4. Trichoepithelioma papulosum multiplex
5. Desmoplastic trichoepithelioma
6. Trichoblastoma
7. Pilomatricoma
8. Trichilemmoma
9. Proliferating trichilemmal tumor

1. Sebaceous hyperplasia
2. Sebaceous adenoma
3. Sebaceoma

1. Eccrine hidrocystoma
2. Syringoma
3. Eccrine poroma
4. Eccrine spiradenoma
5. Papillary eccrine adenoma
6. Nodular hidradenoma
7. Mixed tumor of the skin
8. Apocrine hidrocystoma
9. Cylindroma
10. Hidradenoma papilliferum
11. Syringocystadenoma papilliferum
12. Tubular apocrine adenoma
13. Erosive adenomatosis of the nipple

1. Epidermal cyst
2. Milium
3. Dermoid cyst
4. Trichilemmal cyst
5. Steatocystoma multiplex
6. Eruptive vellus hair cyst
7. Pilonidal sinus
8. Branchial cyst
9. Median raphe cyst of the penis

1. Neurofibroma
2. Neurilemmoma
3. Traumatic neuroma
4. Rudimentary polydactyly
5. Granular-cell tumor

1. Hemangioma simplex
2. Strawberry mark
3. Cherry angioma
4. Glomeruloid hemangioma
5. Venous lake
6. Spider angioma
7. Angiokeratoma
8. Cavernous hemangioma
9. Kasabach-Merritt syndrome
10. Cutaneous arteriovenous malformation
11. Tufted angioma
12. Spindle-cell hemangioendothelioma
13. Glomus tumor
14. Hemangiopericytoma
15. Lymphangioma
16. Pyogenic granuloma
17. Intravascular papillary endothelial hyperplasia

1. Soft fibroma
2. Dermatofibroma
3. Hypertrophic scar, Keloid
4. Palmoplantar fibromatosis
5. Dorsal fibromatosis
6. Pearly penile papule
7. Acquired digital fibrokeratoma
8. Fibrous papule of the nose
9. Elastofibroma
10. Sclerotic fibroma
11. Nodular fasciitis
12. Giant cell tumor of the tendon sheath
13. Desmoid tumor
14. Cutaneous myxoma
15. Digital mucous cyst, ganglion
16. Mucous cyst of the oral mucosa
17. Pseudocyst of the auricle

1. Juvenile xanthogranuloma
2. Verruciform xanthoma
3. Multicentric reticulohistiocytosis
4. Benign cephalic histiocytosis

Lipoma

Leiomyoma

1. Osteoma cutis
2. Subungual exostosis

1. Lymphocytoma cutis
2. Lymphocytic infiltration of the skin (Jessner)
3. Kimura’s disease
4. Angiolymphoid hyperplasia with eosinophilia (ALHE)
5. Mastocytosis