Oral 1
Trichoblastoma 4
Adenoid cystic carcinoma (of the skin) 3
Adenoid cystic carcinoma, solid type 1
Primary cutaneous adenoid cystic carcinoma 1
Adenocystic carcinoma 1
(Eccrine) Spiradenoma 3
Malignant spiradenoma 1
Endocrine mucin-producing sweat gland carcinoma 1
Mucinous eccrine carcinoma 1
Cribriform carcinoma 1
Squamous cell carcinoma 6
Keratoacanthomatous squamous cell carcinoma
arising from Bowen's disease 1
Keratoacanthoma-like SCC 1
Bowen's disease (SCC in situ) 2
Keratoacanthoma 3
Keratoacanthoma, regressing 2
Keratoacanthoma arising in seborrheic keratosis with verrucous change 1
Keratoacanthoma+HPV 1
Crateriform verruca/ Keratoacanthoma-like SCC 1
Oral 3
Merkel cell carcinoma
16
Metastasis of the large cell neuroendocrine carcinoma
of the lung
1
Metastatic neuroendocrine carcinoma
1
Oral 4
(Eccrine) Porocarcinoma 4
Apocrine carcinoma 3
(Clear cell) Hidradenocarcinoma 2
Metastatic adenocarcinoma 2
Metastasis of adrenal cortical carcinoma or parathyroid carcinoma 1
Squamous cell carcinoma 2
Sebaceous carcinoma 1
Malignant granular cell tumor 1
Oral 5
Nerve sheath myxoma 12
Myxoma of the jaw (odontogenic myxoma) 1
Superficial angiomyxoma 1
Neurofibroma, myxoid type 1
Myxoid liposarcoma 1
Plexiform neurofibroma 1
Neurofibroma 1
Oral 6
Rosai-Dorfman disease 12
Langerhans cell histiocytoma with xanthogranulomatous response 1
Langerhans cell histiocytoma+ adult xanthogranloma 1
Langerhans cell histiocytoma 1
Langerhans cell sarcoma 1
Reticulohistiocytosis 1
Granular cell tumor 1
Oral 7
Plantar fibromatosis 3
Fibromatosis 1
Superficial fibromatosis 1
Juvenile hyaline fibromatosis 1
Fibroma of tendon sheath 3
Perineurioma 2
Neurothekeoma 1
Dermatofibroma 1
Scar 1
Atypical fibroxanthoma, cellular fibrous histiocytoma 1
Myofibroma 1
Angioleiomyoma 1
Oral 8
(Adult) Xanthogranuloma 7
Adult xanthogranuloma 1
Dermatofibroma 2
Cellular dermatofibroma 1
Fibrous histiocytoma 1
Lipidized fibrous histiocytoma 1
Atypical fibrosarcoma 1
Giant cell tumor of the tendon sheath 2
Nodular fasciitis 2
Oral 9
Apocrine carcinoma with pagetoid spread (phenomenon) 3
Apocrine carcinoma 1
Apocrine nevus 3
Apocrine hidrocytoma 2
Apocrine tubular adenoma 1
Extramammary Paget's carcinoma 2
Extramammary Paget's disease 1
Extramammary Paget's disease+apocrine hidrocystoma 1
Secondary Paget's disease 1
Adenoid cystic carcinoma with secondary Paget's disease 1
Carcinoma of accessory breast 1
Basal cell carcinoma 6
BCC+melanoma 1
Malignant melanoma and trichoblastoma 1 Melanoma with pseudoepitheliomatous hyperplasia 1 Malignant melanoma 1
Trichoblastoma 1
Basaloid follicular hamartoma 1 Trichofolliculoma 1 Tumor of follicular infundibulum 1 Adenolipoma and nevus sebaceous, junctional nevus 1 Fibroepithelioma of Pinkus → BCC + nevus 1
Organoid nevus 1
Verruca vulgaris 1
Oral 11
Mixed tumor of the skin
6
Mixed cell tumor
1
Malignant mixed tumor
3
Mixed tumor of the skin with atypia
1
Malignant chondroid syringoma
2
Pleomorphic adenoma
2
Cutaneous myoepithelioma
1
Porocarcinoma
1
Nodular hidradenoma
1
Oral 12
Metastatic carcinoma (of the skin)
11
(Lipid-rich) metastatic adenocarcinoma
5
Skin metastases of lung carcinoma
1
Sebaceous carcinoma
1
Oral 13
Granulomatous pigmented purpuric dermatoses 2
Pigmented purpuric dermatoses granulomatous type 1
Lichen aureus 2
Pigmented purpuric dermatoses of Gougerot and Blum 1
Granulomatous MF 3
Lichenoid and granulomatous dermatitis 1
Lichenoid and granulomatous dermatitis type drug eruption 1
Annular elastolytic giant cell granuloma 3
Necrobiosis lipoidica 1
Xanthoma disseminatum 1
Apocrine tubular adenoma 1
Sarcoidosis 1
Oral 14
Dermatofibroma
4
Dermatofibrosarcoma protuberans
1
Nodular fasciitis
1
Undifferentiated/ unclassified sarcoma
1
Solitary fibrous tumor
1
Interstitial granulomatous drug eruption
2
Lymphoma
2
Oral 15
(Generalized) morphea (early stage) 7
Lichen sclerosus (et atrophicus)
Lichen sclerosus (et atrophicus) 5
Lichen sclerosus et atrophicus+scleroderma (Lyme's disease??) 1
Mycosis fungoides 2
MCTD 2
SCLE+morphea 1
Oral 16
Apocrine adenocarcinoma 12
Apocrine tubular adenocarcinoma 1
Hidradenocarcinoma 1
Secretory carcinoma of the skin 1
Adenocarcinoma 1
Oral 17
Perforating folliculitis 9
Pseudolymphomatous folliculitis 2
Ruptured (follicular) cyst
Ruptured (follicular) cyst 2
Ruptured follicular cyst + perforating collagenosis 1
Acquired perforating dermatosis 1
Folliculitis 1
Perifolliculitis 1
Reactive perforating collagenosis 1
(Spindle cell) Squamous cell carcinoma 3
(Cutaneous) T cell lymphoma 2
PTCL with sarcomatous SCC 1
Metastatic carcinoma of the skin 1
Mycosis fungoides 1
Peripheral T cell lymphoma → NOS 1
Lymphoepitelioma-like carcinoma 1
Lymphoma with pseudoepithelial hyperplasia 1
Panniculitis T cell lymphoma 1
Oral 19
Pseudolymphoma/Lymphocytoma cutis 4 Pseudolymphomatous folliculitis 3 Primary cutaneous marginal zone lymphoma 1 Cutaneous marginal zone lymphoma or pseudolymphoma 1 Acral pseudolymphomatous angiokeratoma of children 1 Reactive lymphoid hyperplasia 1
B cell lymphoma 1
B cell lymphoma or ALL 1
Extranodal marginal zone B-cell lymphoma of mucosa-associated lymphoid
tissue 1
Lymphoma 1
Extramedullary plasmacytoma 1 Spindle squamous cell carcinoma 1
Extraskeltal Ewing sarcoma 3
Synovial sarcoma 3
Rhabdosarcoma 2
Desmoplastic small round cell tumor 1
Pleomorphic rhabdomyosarcoma 1
Angiomatoid fibrous histiocytoma 1
Epithelioid sarcoma 1
ES/PNET 1
Leiomyosarcoma 1
Myoepithelial carcinoma 1
Clear cell carcinoma 1
Oral 21
Epithelioid sarcoma
Epithelioid sarcoma 16
(Soft tissue, reticular) Perineurioma 9
Perineurioma or hybrid nerve sheath tumor 1
Myxoid/round cell liposarcoma 1
Angiofibroma of soft tissue 1
Myxofibrosarcoma 1
Fibrosarcoma, myxoid type 1
Malignant peripheral nerve sheath tumor 1
Oral 23
Myxofibrosarcoma (high grade, low grade) 6
Malignant peripheral nerve sheath tumor 2
Liposarcoma
Liposarcoma 1
Myxoid liposarcoma 1
Spindle cell squamous cell carcinoma 1
Myoepithelial carcinoma 1
Myxoid dermatofibrosarcoma protuberans 1
Myxoinflammatory fibroblastic sarcoma 1
Fibrosarcoma, myxoid type 1
Leiomyosarcoma 1
(Epithelioid) Angiosarcoma 7
Undifferentiated (high-grade) pleomorphic sarcoma 2
Granular cell carcinoma 1
Epithelioid sarcoma 1
Malignant lymphoma 1
Skin infiltration of brain tumors 1
Fibrosarcoma 1
Merkel cell carcinoma 1
Primary neuroendocrine carcinoma 1
Adenocarcinoma 1
Oral 25
Spitz nevus
Spitz nevus 7
Spitz nevus with ALK fusion 2
Atypical Spitz tumor
Atypical Spitz tumor 3
Atypical Spitz tumor with ALK fusion 2
Melanoma
Spitzoid melanoma 2
Clear cell sarcoma 1
Malignant melanoma
Malignant melanoma 4
Spitzoid melanoma 1
Spindle cell melanoma 1 Atypical Spitz nevus (tumor)
Atypical Spitz nevus (tumor) 2 Atypical Spitz tumor with ALK fusion 2 Atypical Spitz tumor/ Spitzoid tumor with uncertain malignant potential 1 Spitz nevus
Spitz nevus 4
Spitz nevus with ALK fusion 1 Epithelioid renal angiomyolipoma 1
Spindle cell sarcoma 1
Oral 27
Proliferative nodule in congenital nevus (nevi) 5
Malignant melanoma
Malignant melanoma 3
Congenital melanocytic nevus and malignant melanoma 2
Spitzoid melanoma 1
Proliferation nodule → malignant melanoma (rhabdoid+epithelioid) 1
Dermal nevus + rhabdoid melanoma 1
Plasma cell myeloma 1
Congenital melanocytic nevus with proliferative nodules including
atypical one 1
Nevus cell nevus or malignant melanoma 1
Spitz nevus arising on congenital compound nevus pigmentosus 1
Syringomatous carcinoma 5
Malignant mixed tumor 4
Adenoid cystic carcinoma 2
Eccrine duct carcinoma 2
Malignant chondroid syringoma 1
Syringomatous carcinoma/cylindroma+Basal cell carcinoma collision 1
Spiradenocarcinoma 1
Porocarcinoma 1
Oral 29
Primary signet ring-cell/ histiocytoid carcinoma (of the eyelid) 3
Apocrine carcinoma 2
Neuroendocrine tumor 1
Primary cutaneous signet cell carcinoma 1
Sebaceous carcinoma 1
Metastatic carcinoma, invasive lobular carcinoma of the breast 1
Sclerosing sweat duct carcinoma 1
Nodular hidradenoma 1
(Eccrine) Porocarcinoma 4 Apocrine carcinoma
Apocrine carcinoma 2 Apocrine carcinoma with Bowen disease 1 Apocrine carcinoma arising on Bowen disease 1 SCC
SCC 1
SCC in situ and Metastatic adenocarcinoma 1 SCC + syringocystadenocarcinoma papilliferum 1
Bowen disease → adenocarcinoma 1
Int 1
Eccrine poroma 2
Adenoid cystic carcinoma (of the skin) 2
Malignant mixed tumor 2
(Squamoid) Eccrine ductal carcinoma 2
Digital aggressive papillary adenocarcinoma 2
Eccrine porocarcinoma 1
Dermal cylindroma 1
Chondroid syringoma + cylindroma 1
Spiradenocarcinoma 1
Mucinous carcinoma of the skin 1
Spiradenocylindroma with adenoid cystic carcinoma-like pattern 1
Aplasia cutis congenita 3
Cutaneous meningioma 2
Blue nevus
Blue nevus 1
Blue nevus of the scalp with hair loss and alopecia areata 1
Cranial dysraphism 1
Atretic cephalocele 1
Diffuse neurofibroma 1
Hamartoma (soft fibroma like) 1
Dermal melanocyte hamartoma 1
Naevus fusco-caeruleus 1
Morphea 1
Int 3
Xanthogranuloma
Necrobiotic xanthogranuloma 5
Xanthogranuloma 3
Adult-onset xanthogranuloma 2
Periorbital xanthogranuloma 1
Xanthelasma
Xanthelasma 2
Bilateral extensive xanthelasma palpebrarum 1
Xanthoma
Xanthoma 2
Xanthoma disseminatum 1
Xanthoma with myasthenia gravis 1
Int4
Malignant melanoma 6
(Pigmented epithelioid) Melanocytoma 3
(Cellular) Blue nevus 3
Malignant blue nevus 2
Proliferating nodule on congenital giant melanocytic nevus 1
Nerve cell tumor 1
Int 5
Merkel cell carcinoma
Merkel cell carcinoma 4
Recurrence of Merkel cell carcinoma 2 Metastatic Merkel cell carcinoma 1
Merkel cell carcinoma and venous stasis 1 Merkel cell carcinoma with reactive angioendotheliomatosis 1
Merkel cell carcinoma with hemangioepithelioma-like vascular change 1
Peritumoral lymphangiogenesis of Merkel cell carcinoma 1 Primary cutaneous diffuse large B cell lymphoma 1
Chronic lymphocytic leukemia/ small lymphocytic lymphoma 1 Intravascular lymphoma 1
Fibrosarcoma 1
Sebaceous carcinoma 3 Lymphoma
Malignant lymphoma 1
T cell lymphoma 1
Cutaneous lymphoma 1 Primary cutaneous peripheral T-cell lymphoma 1 Primary cutaneous anaplastic large cell lymphoma 1
PEComa 1
Atypical fibroxanthoma 1 EBV positive mucocutaneous ulcer 1
Adenocariconoma 1
Apocrine tumor 1
Primary neuroendocrine tumor 1
Porocarcinoma 1
Int 7
Granulomatous vasculitis
Granulomatous vasculitis 2
Granulomatous vasculitis associated with herpes zoster infection 2
Rheumatoid vasculitis 3
Palisaded neutrophilic and granulomatous dermatitis 2
Herpes zoster and necrotizing vasculitis 1
Herpes virus infection 1
Lymphomatoid granulomatosis (Methotrexate associated) 1
Eosinophilic granulomatosis with polyangitis 1
Leukocytoclastic vasculitis 1
Methotrexate associated lymphoproliferative disorder 1
Myeloid sarcoma
3
Precursor T-lymphoblastic leukemia/lymphoma
2
Malignant lymphoma
2
Lymphoblastic lymphoma
2
Acute myeloid leukemia
2
Subcutaneous panniculitis-like lymphoma
1
Aleukemic myeloid leukemia cutis
1
Cutaneous T-cell lymphoma
1
Int 9
Onychomatricoma
4
Enchondroma
1
Chondroma
1
Subungual epithelioid inclusion cyst
1
Verruca
1
Poster 1
(Subungual) Exostosis
5
Fibro-osseous pseudotumor of the digit
2
Subungual osteoid osteoma
1
Osteoma
1
Adv 1
(Benign, aneurysmal) Fibrous histiocytoma
6
Dermatofibroma
4
Atypical fibroxanthoma
1
Bullous pemphigoid
Bullous pemphigoid 2
Bullous pemphigoid with regenerating epidermis 1
Pemphigus foliaceus 2
Subepidermal blisterling disease, probably bullous pemphigoid 1
Superficial pemphigus 1
IgA pemphigus 1
Pellagra 1
Subepidermal blister with regenerating epithelium 1
Adv 3
(Epithelioid) Angiosarcoma
5
Malignant glomus tumor
1
Angiomatoid fibrous histiocytoma
1
Angiomatoid fibrosarcoma
1
Angioleiomyosarcoma
1
Adv 4
Nodular fasciitis 2
Undifferentiated pleomorphic sarcoma (MFH)
Undifferentiated pleomorphic sarcoma (MFH) 2
Undifferentiated pleomorphic sarcoma, myxoid variant 1
Aneurysmal fibrous histiocytoma 1
Cellular fibrous histiocytoma 1
Fibrosarcoma 1