Results review · Model follow-up

Iron deficiency anemia: explaining results and the next test

Setting
Primary care clinic
Patient
Ms. Green, 44, returns for iron studies two weeks after starting iron tablets.
Read
4 min read

The chart for today’s visit

Discuss blood test results and GI workup plan. This is what the doctor knows before the conversation starts.

Last visit

Seen 2 weeks ago for fatigue and pale conjunctiva. Hemoglobin was 9.2 g/dL. Iron studies, celiac panel, and GI evaluation were requested.

Current medicines

  • Ferrous sulfate 325 mg once daily with Vitamin C

Previous plan

  • CBC, Ferritin, TIBC, iron levels
  • Celiac serology
  • Fecal occult blood / GI endoscopy consultation
  • Review in 2 weeks

New results and observations

  • Hb 9.4 g/dL, MCV 72 fL (microcytic)
  • Ferritin 8 ng/mL (severely low)
  • Celiac antibody panel negative
  • Stool guaiac positive x1

Today’s tasks

  • Explain iron deficiency anemia diagnosis
  • Review GI endoscopic evaluation rationale (colonoscopy/EGD)
  • Assess oral iron tolerance and GI side effects
  • Provide advice on iron absorption (take with orange juice, avoid tea/calcium)
  • Agree on endoscopy scheduling and follow-up CBC timeline

Say the doctor’s reply

Read the patient’s words, say your reply aloud, then reveal the model.

Patient
“When I hear colonoscopy, I think cancer. Is that what you think I have?”

Respond to her fear of cancer honestly while keeping the reason for the scope clear.

Reveal the model reply
Model reply

I can hear that's frightening. We're doing the test to find the source, not because I expect cancer. Many causes are things like ulcers, inflamed areas, or small growths called polyps, and some of these can be treated during the procedure itself. And if we did find something serious, finding it early gives you the best options. What else worries you about it?

Full transcript

  1. Doctor

    Ms. Green, hello again. I'm Dr. Lee. Your blood test results are back, and you started iron two weeks ago. Before we go through them, what would you most like to talk about today?

  2. Patient

    Honestly, the colonoscopy. I don't understand why I'd need one if my problem is just low iron.

  3. Doctor

    That's a fair question, and I'll explain it clearly. First, how have you been feeling since starting the iron?

  4. Patient

    A bit better. I'm less lightheaded on the stairs, but I'm still tired.

  5. Doctor

    Good, that's a start. How are the iron pills agreeing with your stomach?

  6. Patient

    I'm a little constipated. And my stools have turned dark, almost black. Is that normal?

  7. Doctor

    Dark stools are very common with iron pills, and usually harmless. But I want you to know how to tell them apart from bleeding. Stools from bleeding are usually black, sticky, and tar-like, and people often feel faint or unwell. If that happens, call us or go to the emergency room. Have you seen any red blood in your stools, or vomited blood?

  8. Patient

    No, nothing like that.

  9. Doctor

    Any severe belly pain, weight loss you can't explain, or fainting?

  10. Patient

    No, none of those.

  11. Doctor

    Thank you. Heavy periods are another common reason for low iron, so I'd like to ask about them too. How have your periods been?

  12. Patient

    I'm not really sure what counts as heavy. I've never thought about it much.

  13. Doctor

    That's very common, and it can be hard to judge. Before you leave, we'll go through a few specific questions, like how often you change pads or tampons on your heaviest days. Now, how are you taking the iron?

  14. Patient

    Every morning with a glass of orange juice.

  15. Doctor

    That's ideal. The vitamin C helps your body absorb it. Try to keep tea, coffee, milk, and calcium supplements a couple of hours away from the iron, because they block absorption. For the constipation, more water and fiber usually help. Now, can I explain your results?

  16. Patient

    Yes, please.

  17. Doctor

    Your hemoglobin, the part of the blood that carries oxygen, is 9.4. That's lower than normal. Your ferritin, which shows your iron stores, is 8. That's very low. And your red blood cells are smaller than normal, which is what happens when the body runs out of iron. Together, that means iron deficiency anemia. Your celiac test was negative, so celiac disease, a condition that stops the gut from absorbing iron well, is unlikely.

  18. Patient

    So I just need to keep taking iron?

  19. Doctor

    The iron will build your stores back up. But we also need to know why you ran out. One of your stool tests found a small amount of blood that you can't see. When someone has very low iron and hidden blood in the stool, the most important next step is to look inside your stomach and your colon with a camera to find where it's coming from. That means a colonoscopy, and a scope of the stomach called an upper endoscopy.

  20. Patient

    When I hear colonoscopy, I think cancer. Is that what you think I have?

  21. Doctor

    I can hear that's frightening. We're doing the test to find the source, not because I expect cancer. Many causes are things like ulcers, inflamed areas, or small growths called polyps, and some of these can be treated during the procedure itself. And if we did find something serious, finding it early gives you the best options. What else worries you about it?

  22. Patient

    I don't really know what happens during it. I'd like to understand it before I agree.

  23. Doctor

    That's completely reasonable. You'd usually get medicine to make you sleepy and comfortable, and the day before, you'd drink a prep to clean out your colon. The specialist will go through every step with you, and you can ask anything before you decide.

  24. Patient

    Okay. If it's to find the cause, I'll go ahead.

  25. Doctor

    Thank you. So here's the plan. I'll refer you to gastroenterology for both scopes and ask them to explain the procedure before booking. Keep taking the iron every morning with orange juice. We'll recheck your blood count in about six weeks. And before you leave, we'll go through those questions about your periods, because a gut source and heavy periods can both add up, and we want the whole picture.

  26. Patient

    Of course, that's fine.

  27. Doctor

    Before that, can you tell me in your own words what you'll look out for with your stools, and when you'd get help?

  28. Patient

    Dark stools from the iron are normal. If they're black and sticky like tar, or I see blood, or I vomit blood or feel faint, I call you or go to the emergency room.

  29. Doctor

    Exactly right. Let's go through those questions about your periods, and then I'll send the referral.

The route through the visit

  1. Put the patient’s question on the agenda first
  2. Check response and tolerance to iron
  3. Separate iron-darkened stools from bleeding
  4. Screen for red flags and ask about periods
  5. Explain each result in plain English
  6. Give the reason for the scopes, then address the fear
  7. Agree on referral, repeat blood count, and teach-back

Phrases to take into your next follow-up

“That’s a fair question, and I’ll explain it clearly.”
Acknowledges the question and promises an answer before history-taking.
“I want you to know how to tell them apart from bleeding.”
Reassures about a side effect while teaching a warning sign.
“We also need to know why you ran out.”
Moves from treatment to the reason for further tests.
“We’re doing the test to find the source, not because I expect cancer.”
Honest reassurance that does not promise a result.
“What else worries you about it?”
Checks for further concerns once the main fear is addressed.

Practice this follow-up visit out loud

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Tied to one reviewed case

This model uses a fictional Bedside English follow-up case as its source. The chart above is read directly from that case, and the page is checked against the same case and transcript fingerprints.

Editorial update: