CONCLUSIONES La ferropenia no siempre responde a pérdidas hemáticas. El déficit en la ab- sorción intestinal de hierro juega en no pocas ocasiones un papel etiológico crucial,y en este sentido, la infección por Helicobacter pylori debe ser consi- derada como un prevalente factor predisponente en nuestro medio. BIBLIOGRAFÍA 1.Marret H, Fauconnier A, Chabbert-Buffet N, Cravello L, Golfier F,Gondry J et al. Clinical practice guidelines on menorrhagia: management of abnormal uterine ble- eding before menopause. Eur J Obstet Gynecol Reprod Biol. 2010;152(2):133-7. 2. Herman MC, Mak N, Geomini PM, Winkens B, Mol BW, Bongers MY. Is the Picto- rial Blood Loss Assesment Chart (PBAC) score associated with treatment outcome after endometrial ablation for heavy menstrual bleeding? A cohort study. BJOG. 2017;124(2):277-82. 3. Chen YJ, Li YT, Huang BS, Yen MS, Sheu BC, Chow SN. Medical treatment for heavy menstrual bleeding. Taiwan J Obstet Gynecol. 2015;54(5):483-8. 4. https://www.has-sante.fr/portail/jcms/c_272243/fr/conduite-a-tenir-devant-une-pa tiente-ayant-un-frottis-cervico-uterin-anormal-actualisation-2002 5. Sjomina O, Pavlova J, Yaro, Leja M. Epidemiology of Helicobacter pylori infection. Helicobacter. 2018;23(1):1-6. 6. WHO, World Health Organisation. Guideline: Daily Iron Supplementation in Adult Wo- men and Adolescent Girls. Geneve; 2016. Disponible en https://www.who.int/nutri- tion/publications/micronutrients/guidelines/daily_iron_supp_womenandgirls.pdf 7. WHO, World Health Organisation. Preventing and controlling iron deficiency anae- mia through primary health care. A guide for health administrators and programme managers. World Health Organization, Geneva 1989. Disponible en: https://apps. who.int/iris/handle/10665/39849. 24