neuroectodermal tumours, mixed tumours, teratomas...
TRANSCRIPT
NEUROECTODERMAL
TUMOURS, MIXED TUMOURS,
TERATOMAS,
CHORIONEPITHELIOMA.
XI. practical training
3rd year General Medicine
Intradermal melanocytic nevus
1
2
1 Normal skin
2 Naevus
3 Epidermis
4 Hair folicle
5 Sebaceous gland 3
4
5
Intradermal melanocytic nevus 1
2
1 Epidermis
2 Groups of melanocytes
3 Collagenous fibres of cutis
3
Melanin in tumour cells
(lentigo maligna melanom)
1
1
2
1 Melanin in tumour cells
2 Melanin fagocyted in
histiocytes (released from
tumour cells)
3 Keratinized layer of epidermis
3