Here are foods to avoid when youâre having tummy troubles. 1  Dairy Products One food group that can be hard to digest is dairy â mainly because of the sugar lactose found in milk and other dairy products. 2  When lactose isnât digested properly, such as in people with lactose intolerance, gas and bloating result.
A profuse amount of clear sputum should therefore be considered as abnormal. 1  Pulmonary edema (fluid in the lungs) â clear, white or pink frothy sputum. 2  Viral respiratory tract infections â clear to white (acute). 3  Chronic bronchitis (COPD) â clear to gray.4  Asthma â white to yellow (thick).rown or black sputum is an indication of âold bloodâ and the color may be due to the breakdown of red blood cells thereby releasing hemosiderin (from hemoglobin). Certain organic and non-organic dusts may also cause a brown to black discoloration of the sputum.
The phlegm palette is similarly multicolored to mucus with clear or white sputum being normal, yellow or green hues from frequent coughing, and red or brown shades from blood that's new or old. If you're seeing a lot of blood in phlegm, give your doctor a call. rainbow of mucus and phlegm. As far as color goes, mucus is typically clear. But when the immune system sends white blood cells into the nose to fight off infection, they contain a greenish enzyme that shades the substance yellow or green. These are the same tones mucus takes on when it dries and clumps into boogers.