Toxoplasmose : Vous avez un chat ? 🐱Votre cerveau est l' hôtes d'un parasite silencieux

Toxoplasmosis is an infection caused by a microscopic parasite called Toxoplasma gondii. The life cycle: The cat is the primary host (it sheds the parasite in its feces), but humans are mainly infected through food (undercooked meat, unwashed fruits and vegetables). A key characteristic: Once infected, the parasite can remain dormant (in the form of cysts) in your muscles or brain for life. 3. Epidemiology (Key figures) A global infection: It is estimated that one-third of the world's population carries the parasite. In France: Approximately 30% of pregnant women are immune. This figure is steadily decreasing as food hygiene improves, leaving more women at risk (non-immune) during their pregnancy. 4. Symptoms: The medical chameleon In 80% of cases, the disease goes completely unnoticed. When symptoms appear, they resemble a mild flu: Persistent fatigue and a mild fever. Swollen lymph nodes (often in the neck). Muscle aches or headaches. 5. Complications: The real dangers While benign in most cases, it becomes dangerous in two specific situations: During Pregnancy (Congenital Toxoplasmosis): The parasite can cross the placenta. The earlier the infection occurs, the more serious the risk: miscarriage, brain malformations (hydrocephalus), or serious eye damage (chorioretinitis) in the baby. In immunocompromised individuals: For those with a very weak immune system (HIV, transplant recipients, chemotherapy patients), the parasite "reawakens" and can cause brain abscesses or fatal encephalitis. Eye involvement: It can affect anyone, causing blurred vision or inflammation of the retina (uveitis). Prevention Advice: To avoid any risk, consult the recommendations of the Health Insurance on washing vegetables and cooking meats.