Joint Aspiration is the term which implies the removal of fluid from the joint around the knee of humans. The procedure for suction of fluid around the space near joint may be carried out by syringe and needle. During the procedure, local anesthesia may be done either to avoid swelling or to obtain fluid around the knee joint for the necessary tests for diagnosis of joint problems or joint disorders. Generally, Aspiration is carried out at the position of the knee.
Fine needle aspiration process
There is a procedure in the name of fine needle aspiration (FNA) and in the method the diagnosis can be made for the existence of lumps or mass around the joints. In the procedure, a hollow needle with measurement of 2-25 gauges may be inserted in the mass for the collection of a sample of mass. After the collection of a sample of mass, it is sent for biopsy to assess the nature of lump. In the process of biopsy, the cells are examined under the microscope.
Whether joint aspiration painful or not
During insertion of a needle for the sample, there may be a little pain. When the syringe is applied; no such pain is received by the patient. When injection is applied at the joint for medication purpose, no such pain is sensed by the patients.
Causes of joint treatment
Sometimes, inflammation at the joint or the bursa may a cause to accumulate fluid and may cause pain at the joint. The removal of fluid at the joint may decrease the pain with the easy movement of the joint. After the removal of fluid or aspiration, the injection may be inserted into the joint from the treatment of the disease. After a diagnosis of the nature of the fluid at the joint the following diseases may be detected:
- Arthritis of various categories
- Joint infection
Diagnosis of joint problem
The diagnosis of the joint problems may be detected by the following tests:
- CT scan
- Bone scan
Risk factors of joint aspiration
- Uncomfortable feeling at the joint
- Swelling the aspirated joint
- Infection at the site of aspiration
- Bruising at the aspiration joint
Act during the joint aspiration process
Depending on the condition of the patient, he or she has to be admitted to the hospital. The health care provider will take care of the patient.
- The clothes of the patient has to be removed.
- The patient will be asked to wear a gown instead.
- The position of the joint to be aspirated will be positioned in such way that the healthcare professionals can reach the joint easily.
- The skin of the joint site will be cleaned to remove the dirt with some liquid antiseptic solution.
- The injection for the local Anastasia will be pushed at the spot of joint to be aspirated.
- The healthcare professional will extract the fluid from the joint to be aspirated by the medical methods.
- After completion of aspiration, the syringe will be removed and dressing will be done at the joint.
The sample of the fluid will be sent to the laboratory for biopsy.
Post aspiration problems
After the process of aspiration is over, the patient may go home with the advice of the healthcare professionals. The patient should take care that the aspiration site and it should be kept clean and dry for the period as per the advice of a doctor. The joint site may be very tender for few days and soreness may appear. The patient can consume the pain reliever as directed by the physician. The following problems may arise after the aspiration process and the patient must convey the problems to the doctor immediately. The problems may be as follows:
- Pain may increase over the aspirated site
- Swelling, redness or drainage appear at the aspirated site
After reporting properly, the doctors may give the alternate advice on the basis of the present situation.
Knee joint aspiration
Knee joint aspiration is common for treatment of knee joint diseases. This is also most easy to aspirate for the healthcare professionals. The most common method is to insert the needle 1 cm above the aspirated point. Once the needle has been inserted at 1- 1.5 inches, aspiration is performed by the way of compression. Local injections like corticosteroid may provide some relief towards the pain at joint.
Purpose of joint aspiration
Joint aspiration may be done for the diagnosis and treatment of the joint disorders or diseases. The fluid extracted from the joint is sent to the laboratory for detailed study and examination. The report of the joint fluid will help the doctor to find out the cause of the joint swelling, pain or arthritis, infection. The tests carried out will give the details of white cell count, glucose, and protein. All the test parameters will define the type of arthritis. It will also define whether it is inflammatory or non-inflammatory arthritis. It will define different types of rheumatism and also define the condition for musculoskeletal status.
Joint aspiration is also applied for treatment of joint swelling and pain. The fluid at the joint is of synovial fluid. This may be the cause of inflammation and may remove the white blood cells from the joint and may result in the sources of enzymes. These enzymes may be destructive in nature at the joint. So, the removal of the fluid at the joint may improve the joint health and rapidly improve the joint.
The procedure by which injection is pushed at the joint by the mode of needle and syringe is termed as a joint injection. Sometimes cortisone is injected with the anti-inflammatory medication. The synthetic lubricant may be injected at the joint for the removal of pain for the knee degenerative arthritis. Joint inflammation can be rapidly removed by a cortisone injection. Simultaneously, joint aspiration may be performed by the change of the syringe for the injections. Joint aspiration may be done by series and not by a separate method.