Yes, you can get pregnant with the disease, but the problem is that the disease might get transferred to the child and there might also be a miscarriage, which is the worst scenario.
She is physically capable of it, but it is not at all recommended. The unborn child could also be transmitted Lyme disease, and the mother could be susceptible to miscarriage. Consult your physician.
You can get pregnant with Lyme disease. Lyme disease can be passed onto the unborn child. Although extremely rare, miscarriage or a still born birth is at a higher risk of occurrence. An expectant mother can be treated successfully with antibiotic therapy.