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[Some aspects of epidemiology in insulin-dependent diabetes mellitus (IDDM) (II)]

M Grzywa1, A Sobel

  • 1Oddziału Chorób Wewnetrznych Szpitala Wojewódzkiego Nr 2 w Rzeszowie.

Polskie Archiwum Medycyny Wewnetrznej
|April 1, 1995
PubMed

Insights

Type 1 diabetes incidence shows seasonal patterns, peaking in winter/autumn. Early cow's milk exposure and specific genetic factors increase risk in children.

Area of Science:

  • Endocrinology
  • Immunology
  • Genetics

Context:

  • Type 1 diabetes (T1D), or insulin-dependent diabetes mellitus (IDDM), exhibits distinct seasonal variations in incidence.
  • Incidence rates are lowest during summer and highest during winter and autumn.

Purpose:

  • To investigate the factors influencing the seasonal incidence of IDDM.
  • To explore the relationship between early life feeding practices, immune responses to cow's milk, and genetic predisposition in IDDM development.

Summary:

  • IDDM incidence is seasonal, with peaks in winter/autumn. Risk factors include short breastfeeding duration (<3 months), early cow's milk introduction, and high later cow's milk consumption.
  • Elevated antibodies against cow's milk proteins and beta-lactoglobulin are observed in new-onset IDDM.
  • Genetic links to IDDM susceptibility involve HLA DQalfaArg52, DQbeta-Asp57, and the insulin gene's polymorphic region.

Impact:

  • Understanding these factors can inform strategies for IDDM prevention and management.
  • Highlights the interplay between environmental exposures (diet), immune response, and genetic susceptibility in autoimmune diseases like IDDM.

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