Anaemia Treatment in Johor Bahru

Being told "you are anaemic" is the beginning of the question, not the answer. Anaemia means the blood is carrying less oxygen than it should. It does not say why, and the why is everything, because the causes range from a diet low in iron to a bowel cancer quietly bleeding. The symptoms are unhelpfully vague, which is why it goes unnoticed for months. Tiredness that sleep does not fix. Breathlessness climbing stairs you used to manage. Palpitations. Headache, dizziness, poor concentration. Pale skin, though this is easier to judge on the inner eyelid or the palm creases than on the face. Brittle nails, hair fall, cracked corners of the mouth. Some people develop pica — a compulsion to chew ice, or crave raw rice or clay — which is odd enough that patients rarely mention it unless asked, and which points strongly to iron deficiency. Crucially, anaemia that develops slowly produces far fewer symptoms than the numbers suggest, because the body adapts. People arrive with a haemoglobin low enough to alarm a doctor, insisting they feel fine. Feeling fine is not evidence of a normal blood count. In Malaysia there is a second reason not to guess. Two very different conditions produce an almost identical picture on a routine blood count — low haemoglobin with small, pale red cells. One is iron deficiency. The other is thalassaemia trait, and it is common here in a way it is not in the countries most health information is written for. Distinguishing them is the single most important thing a doctor does with an anaemic Malaysian patient, and it is done with blood tests rather than assumption.

Thalassaemia is Malaysia's most common inherited blood disorder. The national carrier rate is around **6.8%** — about one person in fifteen — and it varies sharply by region, with reported rates in Sabah between 29% and 35%, and around 11% among Form 4 students studied in Kedah. Being a **carrier** — having thalassaemia trait — is not being ill. Carriers are healthy, live normally, and usually have no symptoms at all. What they have is a mildly low haemoglobin with characteristically small red cells, discovered incidentally on a blood test done for something else. Two consequences follow, and both are commonly missed. The first is personal and immediate. A carrier who is assumed to be iron deficient gets iron supplements that will not raise their haemoglobin, because there is nothing wrong with their iron. Taken long term without deficiency, iron accumulates and causes harm. Patients spend years on iron tablets, getting constipated, feeling no better, and being told to try harder. The correct test — ferritin and iron studies, and where indicated haemoglobin analysis — settles it. The second is genetic and much larger. If two carriers have a child together, there is a **one in four chance with each pregnancy** of a child with the severe transfusion-dependent form, requiring lifelong regular blood transfusions and iron chelation. That risk is present in every pregnancy, not once across a family. This is precisely why Malaysia runs a National Thalassaemia Prevention and Control Programme, started in 2004, and why school-based screening was introduced in 2016 for Form 4 and 5 students aged 16 to 17. Many young Malaysians have therefore already been screened and either do not remember the result or never received a clear explanation of what it meant. If you know you are a carrier, or if you have been told you have "mild anaemia" that never responds to iron, your partner should be tested before you plan a pregnancy. That single test changes what the couple is choosing between, and it is available as part of premarital screening. It is not a test to have after a diagnosis in a baby.

Beyond thalassaemia, the common causes divide usefully by mechanism: not enough being made, too much being lost, or too much being destroyed. **Iron deficiency** remains the commonest anaemia worldwide and in Malaysia. In menstruating women, heavy periods are the usual explanation and are frequently normalised — bleeding through protection hourly, passing large clots, or periods lasting more than seven days is not simply "heavy for me". In pregnancy, demand rises steeply and deficiency is common. In young children and in vegetarians, dietary intake may genuinely be insufficient. **In men, and in women past the menopause, iron deficiency is different.** There is no menstrual loss to explain it, so the working assumption is bleeding from the gut until proven otherwise — a peptic ulcer, and importantly a colorectal cancer, both of which can bleed slowly enough to cause no visible change in the stool. An older man found to be iron deficient needs investigation of the gastrointestinal tract, not a prescription for iron and a follow-up in six months. This is one of the most consequential things on this page. **B12 and folate deficiency** produce anaemia with large red cells rather than small. Causes include a strict vegetarian or vegan diet without supplementation, long-term metformin use, previous stomach or bowel surgery, and pernicious anaemia. B12 deficiency also damages nerves, producing numbness, pins and needles and unsteadiness — and that neurological damage can become permanent, which is why it is not something to treat casually. **Chronic disease** — chronic kidney disease in particular, and long-standing inflammation — suppresses red cell production. In kidney disease the mechanism is reduced erythropoietin, and the treatment is different from iron replacement. **Blood loss** that is obvious: heavy periods, gastrointestinal bleeding, or an operation. **Increased destruction** — haemolysis — including G6PD deficiency, which is screened for at birth in Malaysia and which matters lifelong because certain drugs and foods, notably fava beans, can trigger a sudden haemolytic crisis. Red flags requiring prompt rather than routine assessment: black tarry stools or visible blood; unintentional weight loss; a change in bowel habit lasting more than a few weeks; chest pain or breathlessness at rest; fainting; and anaemia in a man or postmenopausal woman without an obvious cause.

The full blood count is the starting point and it tells you more than the haemoglobin. The mean cell volume — MCV — describes red cell size, and it splits the differential immediately: small cells point towards iron deficiency or thalassaemia trait; large cells towards B12 or folate deficiency, thyroid disease, liver disease or alcohol; normal-sized cells towards chronic disease, kidney disease or acute blood loss. **Ferritin** is the key iron test, and it has a trap worth knowing. Ferritin rises during infection and inflammation, so it can read normal in someone who is genuinely iron deficient but currently unwell. Where the picture is confusing, iron studies and inflammatory markers are read together rather than ferritin alone. Where thalassaemia trait is suspected — small red cells with a normal or high red cell count, and ferritin that is not low — haemoglobin analysis identifies it. Partner testing follows if a pregnancy is planned. Depending on the picture, the panel extends to B12 and folate, kidney and liver function, thyroid function, and inflammatory markers. Where gastrointestinal bleeding is a concern, referral for endoscopy or colonoscopy is the appropriate step rather than more blood tests. All of the above is run in-house here, with results during or shortly after the visit rather than a return trip. One instruction that saves months: bring your previous results. Anaemia is interpreted on trend. A haemoglobin of 10.5 means something quite different in someone who was 14 last year than in someone who has been 10.5 for a decade — the first needs investigating now, the second may be a stable carrier state. Without the earlier numbers the doctor is working blind, and often repeats tests you have already had.

Treatment follows the cause, which is why the diagnosis matters more than the prescription. For genuine **iron deficiency**, oral iron works — but it is taken badly more often than not. Iron is absorbed better on an empty stomach and with vitamin C, so with orange juice or a citrus fruit. It is absorbed poorly with tea, coffee, milk and calcium supplements, all of which should be separated by a couple of hours. Antacids and proton pump inhibitors reduce absorption too. Side effects are the usual reason people stop: constipation, nausea, dark stools. Dark stools are expected and harmless. Constipation is manageable, and if the dose is not tolerated, alternate-day dosing is often as effective as daily and considerably easier to continue — a change worth asking about rather than abandoning treatment. Replacement takes months, not weeks. Haemoglobin usually recovers within about two to three months, but treatment continues for a further three months after that to refill the body's iron stores. Stopping when you feel better is the commonest reason the deficiency returns, and it is why so many patients cycle through the same diagnosis every couple of years. Where oral iron cannot be tolerated or absorbed, intravenous iron is available through referral. Diet supports treatment but rarely corrects an established deficiency on its own. Red meat, liver, fish and poultry provide the most readily absorbed form; spinach, beans, lentils and fortified foods provide a form absorbed less efficiently, helped considerably by eating vitamin C at the same meal. For **thalassaemia trait**: no treatment is needed, and iron should not be taken unless deficiency is separately proven. What is needed is knowing your status, and your partner's, before a pregnancy. For **B12 deficiency**: injections or high-dose oral replacement depending on cause, and it should not be delayed where there are neurological symptoms. For anaemia of **chronic kidney disease** or ongoing bleeding: the underlying problem is treated, and iron alone will not fix it. We are at No. 62, Jalan Kiambang, Taman Bunga Raya, 81700 Masai, Johor, open Monday to Thursday and Saturday 9AM to 9PM, Friday and Sunday 9AM to 3PM. Walk in, or call +60 7-251 1162. Bring previous blood results and the supplements you are already taking, including anything bought over the counter.