Hematology Montreal

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What is hematology?


Hematology is a medical specialty that studies blood diseases and hematopoietic organs (lymphatic tissue, bone marrow, spleen, etc.). It includes a section of blood tests in the laboratory, to evaluate the different functions of the blood and a clinical and monitoring of the patient when the medical condition requires.

Blood diseases, or hematology, are numerous and usually affect red blood cells, white blood cells and platelets.


1- Diseases that affect red blood cells:

  • anemia, or lack of red blood cells or hemoglobin in the blood;
  • polycythemia, or over-production of red blood cells;
  • hemoglobinopathy, when hemoglobin takes an abnormal form;
  • microspherocyclosis, an abnormality in the form of red blood cells.


2- The diseases of the white blood cells:

  • leukemia, or cancer of the blood, following an abnormal multiplication of the leucocytes or an abnormality in the formation of blood cells;
  • leukopenia, or decrease in the number of leucocytes (white blood cells) in the blood;
  • leukocytosis, or increase in the number of leukocytes;


3- Diseases related to platelets:

  • hyperplaquettose, or increase in the number of platelets;
  • thrombocytopenia, or decrease in the number of platelets.
  • disorders of platelet function, when the number of platelets is normal but their functioning is not.


Other disorders can occur following other diseases. Coagulation disorders (coagulopathy or haemorrhagic diathesis) can be caused by diseases such as diabetes, vitamin K deficiency, liver diseases, the development of circulating anticoagulants, and hereditary disorders (haemophilia).

Because of the importance of blood and lymphatic tissue for our health, it is very useful to consult a hematologist regularly. However, it must be known that not all blood disorders are malignant.

What does the hematologist do?


The hematologist is the specialist doctor of blood diseases and the lymphatic system. Because he studies blood, he has a great knowledge of oncology. The patient is examined and given blood tests and tests to obtain as much information as possible about the patient’s state of health before making a diagnosis. Following this, and depending on the severity of the condition, he prescribes the treatment (s) adapted to his situation and ensures its follow-up.

Treatments range from mild, in the case of anemia, to heavy, in case of leukemia, then requiring the use of chemotherapy or other therapeutic means. This is why the hematologist must be very human with his patients.

Our hematologist at Union MD makes sure that the patient is at ease and provides a trustworthy atmosphere without sacrificing professionalism.
At Union MD, our friendly and professional staff is here to serve you. Remember that medical monitoring is very important to your health.

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