A biopsy of the temporal arteries is often performed for suspected vasculitis.
In inflammatory bowel disease (Crohn's disease and ulcerative colitis), frequent biopsies are taken to assess the activity of disease and to assess changes that precede malignancy.
Biopsy specimens are often taken from part of a lesion when the cause of a disease is uncertain or its extent or exact character is in doubt. Vasculitis, for instance, is usually diagnosed on biopsy.
Kidney disease
Biopsy and fluorescence microscopy are key in the diagnosis of alterations of renal function. The immunofluorescence plays vital role in the diagnosis of Crescentic glomerulonephritis.
Infectious disease
Lymph node enlargement may be due to a variety of infectious or autoimmune diseases.
Metabolic disease
Some conditions affect the whole body, but certain sites are selectively biopsied because they are easily accessed. Amyloidosis is a condition where degraded proteins accumulate in body tissues. In order to make the diagnosis, the gingival
Transplantation
Biopsies of transplanted organs are performed in order to determine that they are not being rejected or that the disease that necessitated transplant has not recurred.
Fertility
A testicular biopsy is used for evaluating the fertility of men and find out the cause of a possible infertility, e.g. when sperm quality is low, but hormone levels still are within normal ranges.
Further Reading
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"Biopsy"
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