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This is a shortened version of the third chapter of the ICD-9: Endocrine, Nutritional and Metabolic Diseases, and Immunity Disorders. It covers ICD codes 240 to 279 . The full chapter can be found on pages 145 to 165 of Volume 1, which contains all (sub)categories of the ICD-9.
Parathyroid gland disorders Hyperparathyroidism. ... List of MeSH codes (C19) List of ICD-9 codes 240-279: Endocrine, nutritional and metabolic diseases, and immunity ...
Hyperparathyroidism is an increase in parathyroid hormone (PTH) levels in the blood. [1] [4] This occurs from a disorder either within the parathyroid glands (primary hyperparathyroidism) or as response to external stimuli (secondary hyperparathyroidism). [1]
Hyperparathyroidism, in general, is caused by either tumorous growth in one or more parathyroid glands or a prolonged decrease in blood calcium levels or hypocalcaemia which in turn stimulates the production of parathyroid hormone release from the parathyroid gland. [10] [11] The parathyroid gland is located beside the thyroid gland in the neck ...
Hyperparathyroidism occurs most commonly in postmenopausal women. Hyperparathyroidism can be caused by a tumor, or adenoma, in the parathyroid gland or by increased levels of parathyroid hormone due to hypocalcemia. [2] Approximately 10% of individuals with cancer experience hypercalcemia due to malignancy. [2]
The most common cause of primary hyperparathyroidism is a sporadic, single parathyroid adenoma [5] resulting from a clonal mutation (~97%). Less common are parathyroid hyperplasia [6] (~2.5%), parathyroid carcinoma (malignant tumor), and adenomas in more than one gland (together ~0.5%).Primary hyperparathyroidism is also a feature of several familial endocrine disorders: Multiple endocrine ...
Osteitis fibrosa cystica is defined as the classic skeletal manifestation of advanced hyperparathyroidism. Under the ICD-10 classification system, established by the World Health Organization, OFC is listed under category E21.0, primary hyperparathyroidism. [1]
Generally, diseases outlined within the ICD-10 codes E00-E35 within Chapter IV: Endocrine, nutritional and metabolic diseases should be included in this category. Subcategories This category has the following 12 subcategories, out of 12 total.