Certain symptoms may indicate the presence of a more serious infection, including:
- Pain in your tummy (abdomen) or low back (loins/flanks)
- A fever (high temperature) or chills (rigors)
- Passing larger amounts of urine than normal (polyuria) & excessive thirst (polydipsia)
- Blood in the urine (haematuria)
- Headache/vomiting/flu-like symptoms
- Offensive vaginal discharge
Anyone experiencing the above symptoms should see a doctor in person, as soon as possible.