You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Which of the following carcinoma is familial - and explain in detail?
Familial cancers

these cancers may occur at higher frequency in certain families without a clearly defined pattern of transmission.
Virtually all the common types of cancers that occur sporadically have also been reported to occur in familial forms.
examples include carcinomas of
breast
brain
colon
melanoma
ovary
lymphomas


features that characterize familial cancers include early age at onset, tumors arising in two or more close relatives of the index case, and sometimes, multiple or bilateral tumors.