The severity of left-sided pleural effusion is related to the amount of pleural effusion and the cause of pleural effusion, and a small amount of pleural effusion is generally not serious.
Under normal circumstances, most of the human body thoracic cavity, there is a small amount of fluid, the role of the body to lubricate, the body has no obvious symptoms, but only in the examination shows that, in general, is not serious.
If the left pleural effusion is a moderate or large amount, there may be symptoms such as chest tightness, which usually requires a puncture or closed drainage.
If the left pleural effusion is caused by hypoproteinemia, tuberculosis, or inflammation, the pleural effusion may be absorbed with protein supplementation, anti-tuberculosis, and anti-infection therapy and is not serious.
If the left pleural effusion is caused by tumor, that is, malignant pleural effusion, and the amount of pleural effusion is relatively large, the pleural effusion is not only harmful to health, but may even be life-threatening and more serious.
In short, a small amount of fluid in the left pleural cavity, although the condition is not serious, but need to consult a doctor in time for further examination, clear diagnosis and treatment of the cause.