Lyme Science Blog

Why Lyme Disease Can Affect Multiple Body Systems Lyme disease is often described as a multisystem illness because it can affect several parts of the body at the same time or evolve from one system to another over the course of infection. Some patients initially experience fatigue, fever, headache, or muscle aches. Others may develop

Why Early Lyme Disease Tests Can Be Negative Lyme disease testing can be confusing, particularly during the early stages of infection. Patients may experience symptoms consistent with Lyme disease while laboratory tests remain negative. Early symptoms may include fatigue, headache, joint pain, or neurologic complaints. A broader overview of these patterns can be found in

Surveillance Criteria vs Clinical Diagnosis in Lyme Disease Lyme disease diagnosis often reveals a tension between surveillance criteria and clinical diagnosis. Public health definitions were designed to track disease patterns across populations, while clinicians must evaluate individual patients whose symptoms and laboratory findings may evolve over time. Surveillance definitions help public health agencies monitor disease

Rare but Serious Complications of Lyme Disease Lyme disease is often considered a treatable illness—but can it be fatal? While most people recover with timely antibiotics, there are rare and serious complications that can become life-threatening if the infection is not recognized early. Understanding these risks can help patients and clinicians recognize warning signs and

Can Lyme Disease Be Fatal? Case Reports of Fatal Tick-Borne Infections Fatal tick-borne disease cases are uncommon but important reminders of the dangers of missed or delayed diagnosis. Lyme disease and related infections such as Babesia and emerging viruses can lead to severe complications when early symptoms are overlooked. Although uncommon, deaths from Lyme disease

Types of Lyme Disease Tests Explained There are several types of Lyme disease tests used in clinical practice, including the ELISA, Western blot, PCR, and culture tests. While these laboratory tests can support the diagnosis, Lyme disease is often best diagnosed clinically based on symptoms, exposure history, and physical findings. Different Lyme disease tests measure

Lyme Disease and Pregnancy Lyme disease during pregnancy raises important questions about diagnosis, treatment, and the possibility of transmission to the developing baby. Although Lyme disease affects people of all ages, infection during pregnancy requires careful medical evaluation to protect both maternal and fetal health. Symptoms of Lyme disease during pregnancy may resemble those seen

Eye Symptoms of Lyme Disease Eye symptoms of Lyme disease can occur when infection affects the nervous system or the structures of the eye. Some patients experience blurred vision, light sensitivity, eye pain, or other visual disturbances during the course of the illness. Visual symptoms may appear early in Lyme disease or develop later when