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Occupational allergic rhinoconjunctivitis and bronchial asthma induced by Plukenetia volubilis seeds
  1. Armando Bueso1,
  2. Rosa Rodríguez-Perez2,
  3. Marta Rodríguez1,
  4. Javier Dionicio1,
  5. Antonio Pérez-Pimiento1,
  6. María Luisa Caballero2
  1. 1Department of Allergology, Hospital Puerta de Hierro, Madrid, Spain
  2. 2Department of Immunology, Hospital Carlos III, Madrid, Spain
  1. Correspondence to Dr María Luisa Caballero, Hospital Carlos III, C/ Sinesio Delgado 10, Madrid 28029, Spain; mlcsoto{at}

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Plukenetia volubilis, Euphorbiaceae (Sacha Inchi) is a plant from the Peruvian Amazon whose seeds are used in the cosmetic industry for their oil and protein content.1 2

P volubilis has not been previously related to allergy. However, allergens have been described from other Euphorbiaceae plants ( Hevea brasiliensis (13 allergens), Mercurialis annua (Mer a 1) and Ricinus communis (Ric c 1). Cross-reactivity among these species has been reported.3

A 40-year-old woman developed rhinoconjunctivitis and bronchial asthma related to exposure to P volubilis seeds in a cosmetic company. She was in charge of crushing the seeds to obtain the powder to extract the oil, had constant rhinoconjunctivitis …

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  • Armando Bueso and Rosa Rodríguez-Perez contributed equally to this article.

  • Competing interests None.

  • Patient consent Obtained.

  • Provenance and peer review Not commissioned; not externally peer reviewed.