hyperplastic
The term for abnormal development of tissue or organs is Dysplasia
Another name for abnormal swelling starting with 'N' is a Nodule.
Abnormal
ιστού
Animal tissue
An abnormality is something that is not normal in genetics or something that is 'out of this world'.
Neoplasm
You're looking for the word elephantitis. (I know it sounds like a joke, but it's not.) Organomegaly is abnormal enlargement of an organ.
Clonal Propagation
The procedure is called a biopsy. During a biopsy, a small piece of tissue is removed from the affected area and examined under a microscope to determine if there are any abnormal or cancerous cells present.
Care for and encourage the growth or development
Adolescent cognitive development.