Avoiding Listeria during pregnancy

Listeria is bacteria that occur naturally in the environment. Listeria can survive in low temperatures. Listeria can cause Listeriosis and may results in fever, vomiting, diarrhoea, headaches, muscle aches and in severe cases meningitis, septicaemia and even death. Treatment includes antibiotics and supportive care, often in the hospital setting.

Pregnant women, in particular should take extra care in avoiding high risk foods. Infection with Listeria during pregnancy can lead to miscarriage, stillbirth, premature delivery and a range of health problems in the newborn baby.

Foods to avoid during pregnancy:

  • Chilled seafood
  • Cold meats from delicatesse
  • Rockmelon
  • Pre-prepared fruit or vegetable salads
  • Soft, semi-soft and surface-ripened cheeses
  • Refrigerated paste or meat spreads
  • Soft serve ice cream
  • Unpasteurised dairy products

Safe food handling:

  • Avoid food that is past best before or use by date
  • Refrigerate leftovers promptly & use within 24hrs
  • Cooking and reheating food thoroughly
  • Wash fruit and vegetables thoroughly

什麽是李斯特菌(Listeria)?

李斯特菌病是一种传染病,透过进食受李斯特菌污染的食物引致。李斯特菌可以在低温环境中生存并可能导至李斯特菌症 (Listeriosis)。李斯特菌症的症状可包括:发烧丶拉肚子丶头痛丶肌肉酸痛,更严重的症状则包括:脑膜炎丶败血症甚至死亡。治疗方式包括:吃抗生素和院内支持性治疗。

孕媽咪需避免攝取高風險食物。孕期中感染李斯特菌可能会导至流产丶胎停丶早产和婴儿出生时体重过轻甚至死亡等问题。後期感染李斯特菌病的胎儿出生后亦可能会出现四肢出现红疹丶智力障碍丶瘫痪丶失明,以及大脑丶心脏和肾脏受损或引发败血症及细菌性脑膜炎等多种新生儿健康问题。

在孕期中妳需要避免的食物包括:

  • 未加热的海鲜
  • 熟食和三明治摊位的冷肉丶包装好切片的即食肉类
  • 低温烹煮的即食鸡肉
  • 哈密瓜 (Rockmelon)
  • 事先准备包装的水果或蔬菜沙拉
  • 软质丶半软质和表面熟成的乳酪
  • 冷藏的涂酱或肉类涂酱
  • 霜淇淋
  • 未经高温消毒的乳制品

准妈妈安全饮食守则:

  • 避免吃过了最佳赏味期限或过期食物
  • 避免进食保质期较长的冷藏即食食物
  • 剩菜要马上冷藏并在24小时内吃完或放到冷冻库
  • 将肉及蔬菜煮熟,尽量不要食用未清洗过的水果