How to know if it is exudate or transudate?

Article by: Dr. Noelia Perea Tercero | Last update: April 1, 2022
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The transudates are clear, slightly yellow in color and do not show clots. The exudates have different shades of color, with variable opacity and cloudy appearance; and they usually form clots.

How is a transudate distinguished from an exudate?

Transudate: Occurs when there is an imbalance in the pressure of certain blood vessels. This causes additional fluid to leak into the pleural space. The most common causes of a transudative pleural effusion are heart failure and cirrhosis. Exudate: Occurs when there is an injury or inflammation in the pleura.

When is it an exudate?

Exudate is fluid that seeps from blood vessels into nearby tissues. This fluid is made up of cells, proteins, and solid materials. Exudate may ooze from incisions or from areas of infection or inflammation. It is also known as pus.

How to know if a pleural effusion is malignant?

When cancer grows into the pleural space it causes a malignant pleural effusion.

Pleural effusion symptoms

Shortness of breath.Dry cough.Pain.Feeling of tightness or weight in the chest.Inability to lie flat.Inability to exercise.General feeling of being unwell

How much pleural fluid is normal?

Under normal conditions, the pleural space contains about 15 mL of pleural fluid formed, among other substances, by glycoproteins rich in hyaluronic acid that act as a lubricant between both pleural surfaces.

41 related questions found

How long can a person with pleural effusion live?

Unfortunately, life expectancy in patients with this disease does not usually exceed 6 months, which is why any palliative intervention aimed at improving quality of life must have as its primary objective avoiding, as far as possible, hospital admission and relieve pain.

What consequences can a pleural effusion have?

Complications of pleural effusion may include: Lung damage. Infection that develops into an abscess, called an empyema. Air in the chest cavity (pneumothorax) after drainage.

How to remove fluid from the pleura?

If there is fluid in the pleura, the objective will be to drain it, prevent it from accumulating again and try to find out what is the cause that has produced it. The most commonly used technique to extract the fluid is thoracentesis, removing pressure from the chest and allowing it to expand.

What does pleural effusion look like on an x-ray?


The main radiological finding of a pleural effusion is effacement of the lateral costophrenic sinus on frontal and upright radiographs or effacement of the posterior costophrenic sinus on lateral radiography.

How is death from pulmonary edema?

Mortality: medical examiner indicates pulmonary edema as a direct cause of death, as a result of suffocation by immersion.

What do they do to you in the vaginal exudate?

The cervicovaginal exudate culture is a laboratory analysis whose purpose is to support the doctor in the diagnosis of possible infections in the female genital tract. The cervicovaginal exudate culture is intended to help the doctor determine if this infection exists or not.

What are the types of exudate?


    Serous exudate. Fibrinous exudate. Purulent exudate. Hemorrhagic exudate. Pharyngeal exudate. Mucous exudate.

How is an exudate made?

How the test is performed

The provider will carefully insert an instrument (speculum) into your vagina to hold it open so he or she can see inside. A moist, sterile cotton swab or applicator is gently inserted into the vagina to collect a sample of the discharge.

How important is knowing how to recognize the different types of exudate?

It is important to differentiate exudates from transudates in order to identify the pathogenesis of the process and establish a correct diagnosis. The origin of the inflammation can be diverse, so the course and severity of the damage will also be different.

What do you understand by transudate?

Fluid that has leaked into a body cavity due to an imbalance between the pressure inside the blood vessels (which directs fluid out) and the amount of protein in the blood (which keeps the fluid in the blood).

What is Hydrothorax?

Fetal pleural effusion or hydrothorax (meaning ‘water in the chest’) is a collection of fluid in the space between the lungs and the pleura. The cause of pleural effusion in a fetus can include genetic problems, infections, and malformations, especially heart or lung problems.

How to identify a pleural effusion percentages?

A level above 40 IU/L has a sensitivity of 90% to 100% and a specificity of 85% to 95% for the diagnosis of pleural tuberculosis. [31-34]. Specificity is 95% if the exudate is lymphocytic in nature. [35, 36].

How is pleural effusion measured in tomography?

The most useful techniques are postero-anterior (PA) and lateral chest radiography, pleural ultrasound and chest computed tomography (CAT). Sometimes they can be complemented with positron emission tomography with integrated computed tomography (PET/CT) and magnetic resonance imaging (MRI).

How to recognize a pneumothorax on an X-ray?

Among the radiological signs of a pneumothorax we find: clearly defined fine line, the upper part of the line curves towards the pulmonary apex, hyperclarity, secondary to an interpleural space, there is usually mediastinal displacement, flattening of the diaphragmatic curve, absence of vessels. ..

What happens when a patient has water in the lungs?

Pulmonary edema is a disease caused by excess fluid in the lungs. Fluid builds up in the many air sacs in the lungs and makes it hard to breathe. In most cases, heart problems cause pulmonary edema.

How is fluid drained from the lungs?

It is a procedure performed to drain fluid from the space between the outer lining of the lungs (pleura) and the chest wall.

What respiratory pathologies can present pleural effusion syndrome?

Congestive heart failure is the most common cause of pleural effusion. Lung diseases such as chronic obstructive pulmonary disease (COPD), tuberculosis, and acute lung injury cause pneumothorax. The most common cause of hemothorax is an injury to the chest.

How to relieve pleura pain?

The pain and swelling associated with pleurisy are usually treated with nonsteroidal anti-inflammatory drugs (NSAIDs), such as ibuprofen (Advil, Motrin IB, others). In some cases, your doctor may prescribe a steroid medication.

How do I prepare for a vaginal discharge?

How should you come?

Not be menstruating.Avoid douching 3 days before.Do not apply medications vaginally.Avoid antibiotics 5 days before taking.Not having urinated for at least 3 hours. before. Avoid having sexual intercourse for at least 3 days before.

How to make a female exudate?

To access it, a small instrument, called a speculum, is placed, which opens the vagina and exposes the vaginal walls and the cervix. This procedure is completely painless, perhaps slightly uncomfortable for some women.

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