最後更新：2026年10月1日
長期過量攝取維生素A可引起骨骼異常、皮膚病變及肝損傷。貓因嗜食肝臟較易發生。
Feline hepatic lipidosis develops rapidly (2-7 days of anorexia) due to high obligate protein requirements and fat mobilization. Obese cats are at highest risk. Aggressive caloric supplementation via feeding tube is lifesaving. Nutritional secondary hyperparathyroidism may occur in cats fed all-meat diets.
較少見,多因過量補充
這頁有幾個欄位是同系統共用的模板，還沒針對本疾病單獨改寫過。請以臨床判斷為準，記得對照下方文獻。
建議：依代謝異常調整：含 Dextrose（低血糖），含 KCl（低血鉀）
監測頻率：q4-8h（急性期）
[1]Concentrations of Retinol and α-Tocopherol in Tissue Samples From Anna's Hummingbirds (Calypte anna).
[2]Bones in human CYP26B1 deficiency and rats with hypervitaminosis A phenocopy Vegfa overexpression.
[3]Studies of indirect and direct effects of hypervitaminosis A on rat bone by comparing free access to food and pair-feeding.
穩定但需注意惡化徵兆，建議安排近期門診 (stable but monitor for deterioration, schedule near-term visit)
早期停止攝取可防止進展,但已形成骨刺無法逆轉。
維生素A過多症 診斷流程
詳細問診包括發病經過、用藥史、飲食與環境
CBC、生化全套、尿液分析
來源：自動產生