Iron deficiency and anaemia: Questions and Answers

Written and reviewed by Dr Ali Zad, FRACP gastroenterologist, Brisbane. Last reviewed November 2026 against current Australian and international guidelines. General information only, not a substitute for personal medical advice.

Why would a gastroenterologist check my low iron?

The gut is a common cause of iron deficiency, either from slow blood loss (such as ulcers, polyps or cancer) or poor absorption (such as coeliac disease). Men and post-menopausal women with iron deficiency are usually advised to have a gastroscopy and colonoscopy, and coeliac disease should be tested for in everyone with iron deficiency.

Gut causes of iron deficiency: slow blood loss and poor absorption
Video: Iron deficiency: why see a gastroenterologist?: questions and answers (57 seconds), with guideline sources

Guideline: GESA Iron Deficiency Clinical Update.

Can I just take iron tablets?

Iron replacement is important, but the cause should also be found. Taking iron without investigation can hide a problem that needs treatment. Iron infusions may be used if tablets are not tolerated or not absorbed.

Related procedures and information

Book an appointment

If you have symptoms of iron deficiency and anaemia, see your GP or book a consultation with gastroenterologist Dr Ali Zad on (07) 2111 2600 or request an appointment online. You can book directly; a GP referral is needed for a Medicare rebate.

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