Skip to main content
Locations and phones

Call center 93 253 21 00

Monday to Sunday, from 8 am to 8:30 pm

Scheduling or change of appointment +34 93 253 21 00

Monday to Friday, from 8 am to 7 pm

Private Care - International Patients +34 93 600 97 83

Monday to Friday, from 8 am to 7 pm

SJD Barcelona Children's Hospital

Passeig Sant Joan de Déu, 2, 08950 Esplugues de Llobregat

How to arrive

Language -

Cristina Sierra March

Clinical biochemist

Expert in

Clinical biochemistry. Inborn errors of metabolism


English, Spanish, Catalan

I have been a pharmacist since 1985 and I specialized in Clinical Biochemistry via FIR at the Hospital Germans Trias i Pujol in Badalona during the years 1987-1991. In 1992 I joined the SJD Barcelona Children's Hospital, for a few years in the Emergency and Real Time laboratory and later in the Congenital Metabolic Diseases Unit.


  • PhD in Pharmacy, Faculty of Pharmacy of the Universitat de Barcelona, 1993. Thesis title: Physiopathological study of the liposoluble vitamins retinol and tocopherol. Study of its transporter proteins.
  • Specialist in Clinical Biochemistry, studied at the Hospital Germans Trias i Pujol, Badalona, 1987-1991.
  • Bachelor's Degree, Faculty of Pharmacy, Universitat de Barcelona, 1986. Dissertation title: Synthesis of metal derivatives of pipemidic acid: characterization and assessment of antibacterial activity.
  • Degree in Pharmacy, Universitat de Barcelona, 1985.

Scientific activity

  • Member of the Phenylketonuria Monitoring Unit of the SJD Barcelona Childrens Hospital, with weekly meetings where the results obtained and any other topic related to PKU are discussed individually.
  • Member of the Spanish Society of Clinical Chemistry, since 1987.
  • Head of the antioxidant research line, 1992 - 2010.
  • Member of the Spanish Group of Free Radicals, since 1995.
  • Member of the Vitamin Commission of the Spanish Society of Clinical Chemistry and Molecular Biology, 1992 - 2013.

How to request a treatment in SJD Barcelona Children's Hospital

Our hospital is dedicated to comprehensive care for women, children and adolescents.