<unk>  denotes a rare form of tertiary hypothyroidism that is caused by interruption of the portal veins connecting hypothalamus and pituitary, e.g. due to tumors compressing the infundibulum.
Other endocrine disorders that may be associated with<unk>  are suprasellar failures like secondary hypogonadism and functional hyperprolactinemia.
Pickardt syndrome
Batten disease
Kennedy disease
Stargardt's disease
Rosai Dorfman disease
Naxos disease
Krabbe disease
Farber disease