Håkan Olsson - Research Outputs - Lund University

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Metastasis occurred in 63% of cats with intraocular melanoma and all cats with palpebral melanoma. Four cats with oral melanoma were killed at a mean of 61 days; all had metastasis. Of five cats with cutaneous melanoma, one was killed with metastasis at 90 days; three cats were alive without evidence of recurrence or metastasis greater than 365 days after surgery. Melanocytic Tumors of the Skin and Digits in Cats.

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Digit melanomas also occur in cats but are considered one of the rarer tumors of the toes. How is this cancer diagnosed? Suspicion of this tumor can be based on a pigmented (colored) mass on the skin or toes. The tumors are often multiple and may appear as coalescent, frequently pedunculated nodules that often extend in a linear arrangement up the tail base. They increase in size and number over time. Although most are benign, invasive variants, some with metastatic potential, can develop. Most are black on cross-section.

“The older name for a Spitz nevus was benign juvenile melanoma.This was a very confusing name — but based on the evolution of understanding melanoma at the time. “To put ‘benign’ and ‘melanoma’ in the same name was only to indicate that the lesion was benign but can be misdiagnosed as a melanoma. Iris Melanoma.

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In cats, melanoma account for less than 1% of all feline oral neoplasms and approximately 0.5% of feline skin tumors.The ocular and cutaneous forms are generally more common than melanoma of the oral cavity.The most common cutaneous sites are eyes, mouth, dorsal head region, tail, distal extremities, and lumbar area. Benign tumors don’t spread. Some cancerous tumors rarely spread (e.g., fibrosarcoma).

Benign melanoma cat

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Benign melanoma cat

Four cats with oral melanoma were killed at a mean of 61 days; all had metastasis.

Digit melanomas also occur in cats but are considered one of the rarer tumors of the toes. How is this cancer diagnosed? Suspicion of this tumor can be based on a pigmented (colored) mass on the skin or toes.
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In cats, melanoma account for less than 1% of all feline oral neoplasms and approximately 0.5% of feline skin tumors. The ocular and cutaneous forms are generally more common than melanoma of the oral cavity.

Benign iris nevi are also possible. Other intraocular tumors in cats include lymphoma, epithelial tumors (ciliary body), posttraumatic intraocular sarcomas, etc. Prognosis: 29-47% of melanocytic feline skin tumors are benign.
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Benign melanoma cat katie erikssons teori ansa leka lära
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En godartad tumör kallas för benign tumör.