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Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

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Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Color-enhanced CT scan showing two malignant tumors in the brain. Color-enhanced CT scan showing two malignant tumors in the brain.
Malignant melanoma. This photograph demonstrates the highly characteristic color of this tumor. Malignant melanoma. This photograph demonstrates the highly characteristic color of this tumor.
Urine Color Guide Urine Color Guide
Choose the telephone unit that offers the features needed in your office. Choose the telephone unit that offers the features needed in your office.
Color mixtures of reflected pigment—subtractive process Color mixtures of reflected pigment—subtractive process
X-linked recessive inheritance of red-green color blindness in a family X-linked recessive inheritance of red-green color blindness in a family
Video: Types of Burns

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