Thrombocytopenia as first presentation of occult breast cancer. First case described

Occult breast carcinoma is very rare and will appear initially as metastatic with undetectable primary breast tumor. This is the first case described in the literature with thrombocytopenia as first clinical symptom. El carcinoma oculto de mama es una rara entidad que suele debutar con afectación metastásica sin primario detectable. Este es el primer caso detectado en la literatura en el que un carcinoma oculta debuta como trombocitopenia.