Bacteriaemia

: Reusing or sharing needles for illicit drug use. Symptoms and Diagnosis

Bacteria can enter the bloodstream through various "entry points" or underlying infections: bacteriaemia

These terms are related but have distinct clinical meanings: : Reusing or sharing needles for illicit drug use

(or bacteremia) is the presence of viable bacteria in the circulating bloodstream . While small amounts of bacteria can enter the blood during daily activities like vigorous toothbrushing without causing harm, the condition becomes dangerous if the immune system is overwhelmed, potentially leading to life-threatening sepsis. Causes and Entry Points urinary tract infections (UTIs)

: Localized infections like pneumonia , urinary tract infections (UTIs), and cellulitis can spread to the blood.