Which of the following statements is NOT true about T1D?

Question

BlackTom AI · Accepted Answer

Begin by identifying what T1D stands for and its typical pathophysiology to ground the evaluation of each statement.
Option a: 'It usually leads to insulin resistance' claims that type 1 diabetes commonly causes insulin resistance. In reality, type 1 diabetes is primarily an autoimmune destruction of pancreatic beta cells, leading to absolute insulin deficiency, not primarily insulin resistance. Insulin resistance is more characteristic of type 2 diabetes or metabolic syndrome, not the classic T1D mechanism.
Option b: 'It is an autoimmune disease' is accurate. The disease is widely understood as an autoimmune process where the immune system attacks pancreatic beta cells, resulting in diminished insulin production. This statement aligns with established medical knowledge.
Option c: 'It is mostly multigenic' reflects the genetic aspect of T1D. While no single gene dictates it, multiple genes (notably HLA variants and others) contribute to risk in a polygenic fashion. Thus this description is broadly correct, recognizing the complex genetic contribution.
Option d: 'It is early onset' is generally true. Type 1 diabetes commonly presents in childhood or adolescence, though it can occur at any age. This statement corresponds to the typical clinical course of T1D.
To summarize the evaluation flow: option a contradicts the core mechanism of T1D (autoimmune beta-cell destruction with insulin deficiency rather than predominant insulin resistance), while options b, c, and d are consistent with established characteristics of type 1 diabetes. The incorrectness of option a stands out as the key mischaracterization among the choices.

Which of the following statements is NOT true about T1D?单项选择题

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