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Doctor insights on: Hypodermic Needle Sizes

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Got stuck with a used hypodermic needle in a parking lot could I contract HIV?

Got stuck with a used hypodermic needle in a parking lot could I contract HIV?

HIV: This depends on when the needle was last used and whether it has blood in the lumen. The chances of your getting HIV in this manner are very small but it is advisable to get tested if there is a serious question about this. Cannot imagine how this occurred unless you were using illicit drugs. That can certainly result in HIV transmission if the needle had just been used by another. Good luck. ...Read more

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Vitamin B12 injection - what size hyperdermic needle should I use?

Vitamin B12 injection - what size hyperdermic needle should I use?

The pharmacy has it: For intramuscular injection the thinnest needle that will not clog is about a 22 guage. You can also take B12 liquid under the tongue (need to hold it there for 30 seconds) or take little pills that dissolve under the tongue. ...Read more

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What size needle for testostrone injection?

What size needle for testostrone  injection?

Large ones: Usually the 20-21 gauge needles are needed due to the thickness of the testosterone solution. It can be given in smaller needles but more difficult to inject. ...Read more

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What would experts say about actual size of needles (gauge or diameter in mm) used for blood donations?

What would experts say about actual size of needles (gauge or diameter in mm) used for blood donations?

Usually....: 16 gague. Yes, that makes for a big pinch, but it's quick. And, the more you donate, if the nurse or phlebotomist uses the same location, going through the scar tissue hurts less (because it does not have as much sensation on the surface). ...Read more

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How we close are needle size tooth gaps?

How we close are needle size tooth gaps?

Orthodontia: I can only assume that you are asking, "how do you close small gaps between the teeth?" i believe that the best way to close naturally occurring diastemas between healthy teeth is with braces. Braces are best done by a specially trained dentist called an orthodontist. Ask your current dentist if you are a candidate for orthodontia. ...Read more

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Excuse me i was bitten by what i believe to be a tiny spider perhaps about the size of a needle head or abit bigger. should i be worried or concerned? i'm from the us in georgia.

Excuse me i was bitten by what i believe to be a tiny spider perhaps about the size of a needle head or abit bigger. should i be worried or concerned? i'm from the us in georgia.

Maybe: If you can see where the spider bitch you are there's any reactions and I would recommend a video conference on telemedicine if there's no reaction at all within 24 hours usually with a little spider bite you don't have to see anybody. The brown recluse spider bite she was a tiny spider and can cause local serious problems ...Read more

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I have a very small hole on underside of my penis, near the head. It's almost the size of the point of a needle. I don't know what this is. Help?

I have a very small hole on underside of my penis, near the head. It's almost the size of the point of a needle. I don't know what this is. Help?

See Your Doctor: Your description suggests you may have an anatomic anomaly possibly a urethral pit, a dimple which may/may-not be connected to internal structures. Can be seen w/ Hypospadias, an abnormal location of urethral opening usually on underside of penile head. Examination of your genitalia is necessary to make any conclusions. See your doctor for proper diagnosis & treatment. ...Read more

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