Definition: Generate the answer for a given question. The question requires common knowledge of English. Make sure that the answer is in detail, long, consistent with the context, and requires general knowledge of English. To be less repetitive, please vary your language for each question. Give a proper explanation to answer, and if necessary, provide the definition of various terms. And conclude your answer if it's long. If you have used other resources (e.g., Merriam Webster's.) to answer the question, include citations in your answer. You don't need to paraphrase the context of your resources, but make sure that your answer is consistent and complete.
Input: Is there a word or term for the state of a human or animal infested with ticks? Mainly just curious. Examples: He's suffering from ______. Don't get near him: he has _____.
Output:
Ectoparasitism TFD is the medical term: the state in which the ectoparasite [ticks, lice] are living on the surface of the host's body. He went to the doctor with ticks, and was diagnosed with ectoparasitosis.