Lumps and bumps Flashcards
What is this tumour?
Benign cutaneous Histiocytoma
Features of benign cutaneous histiocytoma
Common in younger dogs
99% regress
Often on feet, eyes and nose
Langerhans cell origin
Features of histiocytoma
Epitheliotropic lymphoma
top heavy
What are these?
Mast cell tumours
Most common cutaneous malgnancy in dogs?
mast cell tumour
Where do high grade mast cell tumours metastasise to?
Lymph Nodes
What is this?
Plasmacytoma
What is this?
Cutaneous lymphoma
What is this?
Melanoma
What is this?
Transmissible venereal tumour
What is this?
melanocytoma
What is this?
Malignant melanoma
Dog and cat lymphomas
Non epitheliotropic lymphoma (B cell origin)
Epitheliotropic lymphoma - mycosis fungoides (T cell origin)
WHere is transmissible venereal tumour presant in Australia?
Northern Territory
How is transmissible venereal tumour transmitted?
coitus, licking, scratching or biting
What is this tumour?
Haemangioma
What is this tumour?
Fibrosarcoma
Features of a lipoma
Large, white and nodular
Types of epithelial tumours
benign often keratin producing masses (epidermal and follicular cysts, benign hair follicle tumours)
sebacious adenoma
papilloma
squamous cell carcinoma
Name the different mesenchymal tumours
Lipoma - liposarcoma
Haemangioma - haemangiosarcoma
Fibroma
soft tissue sarcoma
fibropapilloma
sarcoid
What is this on a horse?
Verrucous type sarcoid
What is this on a horse?
Proud flesh sarcoid
What tumours are present?
occult sarcoid
Round cell tumours
Benign cutaneous histiocytoma
mast cell tumour
plasmacytoma
lymphoma
transmissable venereal tumour
