painful lump in chest male?

A wound not healing and ye­llow liquid oozing out could mean infection. Bacteria e­ntering cut can cause this. It's a good idea to se­e a doctor soon. They'll likely pre­scribe antibiotics to kill germs. You'll also get tips to prope­rly care for wound. Don't ignore it, get it che­cked promptly.

Hearing about your missing belly button might be disconcerting, but be confident that your health will not be affected because of it. Your navel does not take part in your health's normal job, so you should be fine. Anyway, however, always watch for any discomfort or abnormality, such as pain or swelling in that specific area. If you do notice something different then you should consult a doctor.

HIV is a virus that can be transmitted by blood. Acknowledging the low probability of contagion in your case, because the wound is almost healed. In case you get some symptoms like fever or body aches, then don't be scared it doesn't mean that you have AIDS. 

If the uterus is removed, as in a hysterectomy with preservation of ovaries, they usually work normally until natural menopause. But this may differ from person to person and the surgical approach. You should talk to your gynecologist and with the surgeon that did your surgery for details about you case. They will inform patients about post-surgery ovarian function recovery.

Pain and swelling after a misplaced injection are common, similar to how your knee swells after an injury. The needle may have injured a nerve or tissue, causing the discomfort. You can apply a cold pack to reduce swelling and take a painkiller for relief. If the pain and swelling persist or worsen, see a doctor. 

It sounds like you may indeed be experiencing a pilonidal sinus, which can cause discomfort, swelling, and discharge in the tailbone area. This condition often arises from hair follicles becoming infected, leading to the formation of a cyst. Treatment options vary; initial management may involve proper hygiene and draining the area, but surgical intervention might be needed if symptoms persist. While surgery may sound daunting, it often resolves the issue effectively. I encourage you to consult a healthcare professional for a thorough examination and personalized treatment plan.