Acute osteomyelitis refers to an infection which develops and peaks over a relatively short period of time. In children, acute osteomyelitis usually presents itself as pain in the affected bone, tenderness to pressure over the infected area, fever and chills.
Lotkowski said dizziness is also compared to feeling faint or lightheaded, and may be accompanied by nausea and skin clamminess. A drop in blood pressure which can occur after sitting up or standing too quickly could cause this, as well as inadequate output of blood from the heart.
High Blood Pressure. Hypertension, also known as high blood pressure, can cause lightheadedness. Other symptoms of high blood pressure include confusion, chest pain, irregular heartbeat and nosebleeds. Feeling lightheaded may be an indication of a serious complication.