LAMB syndrome

Carney complex and its subsets LAMB syndrome and NAME syndrome are autosomal dominant conditions comprising myxomas of the heart and skin, hyperpigmentation of the skin (lentiginosis), and endocrine overactivity. It is distinct from Carney's triad. [Source: Wikipedia ]

Lentigines-atrial myxoma-mucocutaneous myxoma-blue nevi syndrome
May Cause
Atrial myxoma
Skin neoplasm
Skin pigment abnormality