Idiopathic Megacolon—Short Review
Abstract
:1. Introduction
2. Clinical Manifestations
3. Etiopathogenic Theories
3.1. Cajal Cells
3.2. Smooth Muscle Cells
3.3. Intramural Tendon Fiber Network
3.4. Pelvic-Perineal Muscle Disorders
3.5. Genetic Appearance
4. Diagnostic Criteria for the Acquired Megacolon
5. Complications
6. Therapeutic Management
7. Discussion
8. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Conflicts of Interest
Abbreviations
IM | Idiopathic megacolon |
HP | Histopathology |
IHC | Immunohistochemistry |
CT | Computerized tomography |
MEN 2B | Multiple Endocrine Neoplasia, Type 2B |
MSOF | Multiple systems organ failure |
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Functional Causes | Dietary Factors (Low Residue) Motility Disturbance (Slow Transit Time, Irritable Bowel Syndrome) Sedentary Lifestyle |
---|---|
Degeneration of enteric neurons | Chagas disease |
Structural abnormalities | Anorectal disorders (anal or perianal fissures, thrombosed hemorrhoids) Colonic strictures (diverticulosis, ischemia, radiation therapy) Colonic tumor and obstruction (adenocarcinoma) |
Smooth muscle and connective tissue disorders | Scleroderma, amyloidosis Toxic megacolon—inflammatory bowel disease (ulcerative colitis, Crohn disease, Cytomegalovirus, Salmonella, medications, etc) |
Psychogenic conditions | Anxiety, depression, somatization |
Neurogenic conditions | Cerebrovascular events, sclerosis, Parkinson’s disease, Hirschsprung’s disease, spinal cord tumors |
Endocrine and metabolic conditions | Hypo- and hyperparathyroidism, diabetes mellitus, hypo- and hypercalcemia, uremia |
Drugs | Antidepressants, narcotics, psychotropics, sympathomimetics, anticholinergics, diuretics, antacids, non-steroidal anti-inflammatory drugs, calcium channel blockers, etc. |
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Constantin, A.; Achim, F.; Spinu, D.; Socea, B.; Predescu, D. Idiopathic Megacolon—Short Review. Diagnostics 2021, 11, 2112. https://doi.org/10.3390/diagnostics11112112
Constantin A, Achim F, Spinu D, Socea B, Predescu D. Idiopathic Megacolon—Short Review. Diagnostics. 2021; 11(11):2112. https://doi.org/10.3390/diagnostics11112112
Chicago/Turabian StyleConstantin, Adrian, Florin Achim, Dan Spinu, Bogdan Socea, and Dragos Predescu. 2021. "Idiopathic Megacolon—Short Review" Diagnostics 11, no. 11: 2112. https://doi.org/10.3390/diagnostics11112112
APA StyleConstantin, A., Achim, F., Spinu, D., Socea, B., & Predescu, D. (2021). Idiopathic Megacolon—Short Review. Diagnostics, 11(11), 2112. https://doi.org/10.3390/diagnostics11112112