The following tumors are causes for rejection of membership:

(1) Any tumor of the:

(a) Auditory canal, if obstructive;

(b) Eye or orbit;

(c) Kidney, bladder, testicle, or penis

(d) Central nervous system and its membraneous coverings unless five years after surgery and no otherwise disqualifying residuals of surgery or original lesion;

(2) Benign tumors of the thyroid or other structures of the neck, including enlarged lymph nodes, if the enlargement is of such degree as to interfere with the wearing of required equipment;

(3) Benign tumors of the abdominal wall if sufficiently large to interfere with required duties;

(4) Benign tumors of bone likely to continue to enlarge, be subjected to trauma during service, or show malignant potential;

(5) Tongue, benign tumor of, if it interferes with function;

(6) Breast, thoracic contents, or chest wall tumors, of other than fibromata lipomata, and inclusion of sebaceous cysts which do not interfere with required duties;

(7) Tumors of the internal or external female genitalia.