Journal of Animal and Veterinary Advances

Year: 2011
Volume: 10
Issue: 3
Page No. 365 - 366

Microcytic Anemia Due to Gastric Ulcer in a Dog

Authors : Serkal Gazyagci and H. Ceyhun Macun

Abstract: In this case, a 12 years old, female, terrier dog was referred to the University of Kirikkale, Faculty of Veterinary, Department of Internal Medicine with complaints of lethargy, decreased appetite, gastrointestinal bleeding and dyspnea was constituted. Additionally, the owner had used the nonsteroidal anti-inflammatory pomads against tendinitis and the dog was licked when the pomads was applicated. On clinical examination; gastric ulcer was detected. Microcytic anemia was determined by the haematological examination. Parenteral Iron drug was used for treatment. At the 20th day of therapy all blood parameters and clinical signs were recovered.

How to cite this article:

Serkal Gazyagci and H. Ceyhun Macun, 2011. Microcytic Anemia Due to Gastric Ulcer in a Dog. Journal of Animal and Veterinary Advances, 10: 365-366.

CASE REPORT

In the present article anemia due to iron deficiency and its therapy with administration iron drug by parenterally. Anemia is a condition where red blood cells are not providing adequate oxygen to body tissues. There are many types and causes of anemia (Feldman, 2000). Iron deficiency anemia is a decrease in the number of red cells in the blood caused by too little iron (Feldman, 2000). The causes of iron deficiency are too little iron in the diet, poor absorption of iron by the body and loss of blood (including from heavy ... bleeding) (Nelson, 2003). In iron deficiency, a decrease in the MCV will precede a decrease in the Mean Corpuscular Hemoglobin Concentration (MCHC) (Nelson, 2003; Latimer et al., 2003).

It can also be related to lead poisoning in dog is usually caused by gastrointestinal blood loss associated with ulcers (Latimer et al., 2003), the use of aspirin or other Nonsteroidal Anti-inflammatory medications (NSAIDS) or certain types of cancer (esophagus, stomach, colon) (Graham and Smith, 1988; Laine and Weinstein, 1988; McCarthy, 1989; Fries et al., 1989; Carson et al., 1987).

A 12 years old, female, terrier dog referred to the University of Kirikkale, Faculty of Veterinary, Department of Internal Medicine was included in the present study. At the anamnesis; lethargy, decreased appetite and dyspnea was noticed. It was learned from the owner that the applicated nonsteroidal anti-inflammatory pomads (diclofenac sodium, Naprosyn®) for tendinitis was licked by the unattended dog.


Table 1:

Results of haematological and biochemistric examinations

Vaginal cytology was performed for determination of estrous cycle and ultrasonography examination for pregnancy diagnosis or any infection of genital truck. On clinical examination; exercise intolerance, emesis with blood, melena, eczema, pale on mucosa, gastric ulcer (by radiography) and halitosis were detected. On blood examination (Table 1); lower haemoglobin, MCV and hematocrit and serum ferritin parameters. Based on clinical signs, haematologic signs and the addmitedly history it was suggested that the condition was anemia due to primarily gastric ulcer and secondly iron deficiency as a result of gastrointestinal bleeding.

Iron injection (Demforject inj. sol., 10%, 2 mL IM for 3 days), Menadion Sodyum Bisülfit (Libavit K inj. 20 mg, 0,5 mL IM totally) and Ranitidine ( Ulcuran inj. 50 mg, 50 mg b.i.d IM for 7 days) were applied to the patient. At the 2nd day of therapy appetite got better. At the 20th day of the therapy total recovery was observed both with regards to the owner and blood parameters. Finally it is suggested that iron deficiency should be considered in dogs with anemia and parenteral iron applications are useful for therapy.

DISCUSSION

Iron deficiency can be caused from chronic blood losses, gastrointestinal tumors, urinary blood tumors or hemorrhagic diseases. Decreased serum iron (Kaneko et al., 1997), serum ferritin (Nelson, 2003), lower Mean Corpuscular Volume (MCV) (Kaneko et al., 1997) and Mean Corpuscular Hemoglobin Concentration (MCHC) (Kaneko et al., 1997) datas may be seen as clinical signs in dogs with iron deficiency but serum TIBC does not change significantly 1, (Nelson, 2003; Kaneko et al., 1997). In this case decreased MCV, hemoglobin, ferritin and Hct were seen as previous report but TIBC was not measured.

If the cause of anemia is gastric ulcer you can see the clinical signs as diarrhea, melena and hematochezia (Feldman, 2000; Nelson, 2003; Graham and Smith, 1988; Kaneko et al., 1997). In previous study diarrhea, melena and hematochezia was reported in dogs (Kaneko et al., 1997) following gastric ulcer. In line with previous reports the present dog was diagnosed to have an hypochromic and microcytic anemia because of close contact with the nonsteroidal anti-inflammatory medications by licking higher RDW values describes anisocytosis in dogs and the findings regarding anisocytosis is in agreement with (Nelson, 2003).

A wide range of disorders result in iron deficiency anemia in people, including inadequate iron intake, iron malabsorbtion, chronic hemorrhage, intarvascular hjemolysis with hemoglobinuria pregnancy or lactation and combination of these factors. By contrast, the principal cause of iron deficiency anemia in most domestic animal is external blood loss especially gastrointestinal bleeding. Dietary causes are rare. With bleeding, anemia is initially regenerative (macrocytic hypochromic) but microcytic hypochromic changes develop and reticulocytosis decreases as iron stores are depleted.

The definitive test for iron deficiency anemia is measurement of serum ferritin. Alow serum ferritin level is diagnostic of an iron depleted state. Serum iron, total iron binding capacity and transferin saturation do not accurately distinguish iron deficiency anemia from anemia of chronic disease and therefore have limited value in the evaluation of microcytic anemia.

CONCLUSION

According to the knowledge, parenteral iron drugs can be used against microcytic anemia in dogs due to gastrointestinal bleeding.

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