A nodule (on the skin) is a small swelling or aggregation of cells foming a palpable lesion of size in range 0.5 cm - 2 cm in diameter.
A nodule may be located in the epidermis, dermis, or subcutaneous layers of the skin.
In the cases of some skin conditions, many nodules may be present.
The word 'nodule' is included in this section because it is a type of skin lesion. Study of skin lesions is required as part of many courses in aspects of health and holistic therapies, especially bodywork therapies.
See also types of skin lesions (all on one page). This may interest students of massage, reflexology, holistic treatments of various types,
beauty therapies, and other health related courses.
Further information about skin includes the structure of skin (with diagram), an explanation of what dermatology means and includes and textbooks about dermatology.
More about skin and skin conditions: