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For instance, cloudy or milky urine usually accompanied by bad smell possibly indicates urinary tract infection, [1] excessive discharge of crystals, fat, white blood cells, red blood cells, or mucus. [1] Dark urine that looks brown but clear might be a warning sign of a serious liver disease like hepatitis or cirrhosis.
It can be described as dark or brown urine, often referred to as the color of Coca-Cola. The presence of choluria is a useful symptom to distinguish if somebody presenting with jaundice has liver disease (direct hyperbilirubinaemia) or haemolysis (indirect hyperbilirubinaemia).
Hemoptysis or haemoptysis is the discharge of blood or blood-stained mucus through the mouth coming from the bronchi, larynx, trachea, or lungs. It does not necessarily involve coughing. In other words, it is the airway bleeding.
In abnormal cases, plasma can have varying shades of orange, green, or brown. The green color can be due to ceruloplasmin or sulfhemoglobin. The latter may form due to medicines that are able to form sulfonamides once ingested. [19] A dark brown or reddish color can appear due to hemolysis, in which methemoglobin is released from broken blood ...
Dark brown blood is another major sign of hemoglobin M disease. Hemoglobin M diseases caused by different HbM variants may have slight variations in their signs and symptoms, some include signs such as hemolytic anemia, decreased HbA1c, and abnormal co-oximetry. [13] [17] [18] Onset of cyanosis varies among alpha-, beta-and gamma-chain variants.
The most common type of cast, hyaline casts are solidified Tamm–Horsfall mucoprotein secreted from the tubular epithelial cells of individual nephrons. Low urine flow, concentrated urine, or an acidic environment can contribute to the formation of hyaline casts, and as such, they may be seen in normal individuals in dehydration or vigorous exercise.
Chocolate-brown blood due to methemoglobinemia. Signs and symptoms of methemoglobinemia (methemoglobin level above 10%) include shortness of breath, cyanosis, mental status changes (~50%), headache, fatigue, exercise intolerance, dizziness, and loss of consciousness.
A blood stain that is a dark brown color leaning towards the color of coffee and the color of chestnuts defiles a woman and renders her niddah, on the condition that she feels its discharge. However, if she saw the same color while checking herself with an inspection cloth, but had not felt any discharge of blood, she is clean.