Since its early symptoms resemble that of common flu, no one usually suspects an HIV infection and even the result of a diagnostic tool — the ELISA test — is typically negative during the primary infection phase and the infection cannot be detected through diagnostic tests until about six months after getting infected.
With the person’s immunity system completely damaged, he becomes easily susceptible to opportunistic infections and may frequently experience the more serious symptoms of AIDS such as:
1. Persistent exhaustion accompanied by headache and giddiness
2. An intense dry cough is very common among HIV positive patients
3. Frequent episodes of high fever (100