Orange juice is the liquid extract of the fruit of the orange tree, extracted by squeezing oranges. It comes in several different varieties, including blood orange. In American English, the beverage name may be abbreviated as OJ.
Summary Summary. Listen. Myelofibrosis is a disorder of the bone marrow, in which the marrow is replaced by fibrous (scar) tissue. When the bone marrow is scarred, it cannot make enough blood cells. This leads to anemia, weakness, fatigue, and often, swelling of the liver and spleen.
Pulmonary fibrosis refers to scarring of the lung tissue (fibrosis of the lungs). Symptoms of pulmonary fibrosis include: Cough. Shortness of breath or difficulty breathing. Decreased exercise tolerance. The most common type of pulmonary fibrosis is called idiopathic pulmonary fibrosis; its cause is not understood.