Difference between revisions of "Parathyroid Glands - Pathology"

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==Anatomy and Physiology==
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#REDIRECT[[:Category:Parathyroid Glands - Pathology]]
Anatomy and Physiology of the Parathyroid glands can be found [[Parathyroid Glands - Anatomy & Physiology|here]].
 
==[[Hypercalcaemia]]==
 
 
 
 
 
==[[Hypocalcaemia]]==
 
 
 
 
 
==[[Hyperparathyroidism]]==
 
 
 
 
 
==Pseudo-Hyperparathyroidism==
 
* Non-endocrine tumours may be capable of secreting hormones, or hormone-like factors.
 
** A parathormone-like substance may be secreted in such a manner.
 
===Apocrine Gland Adenocarcinoma===
 
* Malignant tumours of the anal sac apocrine glands can produce PTH-related peptide (PTHrp).
 
** This induces a pseudo-hyperparathyroidism and hypercalcaemia.
 
===[[Lymph Nodes - Pathology#Neoplasia|Lymphosarcoma]]===
 
* 10 to 40% of cases in dogs may cause a pseudo-hyperparathyroidism.
 
===Other Carcinomas===
 
Some other carcinomas may also be capable of causing pseudo-hyperparathyroidism.
 
 
 
[[Category:Parathyroid Glands - Pathology]]
 
 
 
 
 
==[[Hypoparathyroidism]]==
 
* Hypoparathyroidism may result from primary gland hypofunction.
 
** Gland hypofunction occurs due to:
 
**# Destruction of secretory cells by a disease process.
 
**#* For example, this may be immune mediated, or another inflammatory cause.
 
**# A biochemical defect in synthetic pathway of the hormone.
 
**#* These are usually genetic aberrations.
 
**#* Defects in synthesis are not commonly identified in the veterinary species.
 
 
 
 
 
[[Category:Parathyroid Glands - Pathology]]
 

Latest revision as of 14:06, 21 February 2011