Finger with Drop of Blood for Testing

Here's a straightforward illustration showing a hand with a finger, next to a distinctive drop shape. Although the drop is blue, it clearly brings to mind the small blood sample often taken from a fingertip for various health tests, like checking blood sugar or for diagnostic purposes. It's a visual cue for the familiar process of a finger-prick test.

finger prick - blood test - medical - diabetes - health - sample - diagnostic