A physical examination of the breasts. Your doctor may be able to feel the lump in the breast, or you may feel it yourself during a breast self-exam. A mammogram to obtain X-ray images of the breast and locate the tumor. On a mammogram, a phyllodes tumor appears as a large round or oval mass with well-defined edges.
Adult cat fleas are 1.5 to 3.2 millimeters long. Females are larger than males. Though small, fleas are big enough to see with the human eye. For comparison, a black pepper peppercorn has a diameter of 5 millimeters. Adult cat fleas typically measure 1.5 to 3.2 millimeters in length. The females are bigger than the males, with larger and heavier abdomens.
In order to develop, flea eggs need a warm, moist environment: a temperature of about 70 degrees Fahrenheit (21 degrees Celsius) and 70 to 85 percent humidity. In these conditions, the eggs hatch in about 12 days. This 12-day window is one of the reasons why it can be hard to get rid of fleas. Some insecticides kill adult fleas but not eggs, which means a whole new set of fleas can emerge after the adults have died.