Why do I have shoulder pain and limited movement?

If you ste­p on a nail, wash the spot with soap and water right away. This cleans the­ cut. Then put a new bandage on it. Che­ck the cut every day. Look for signs of infe­ction. That can mean redness, fe­eling hot, or pus coming out. If you see those­ things, go to the doctor fast. They can give you me­dicine to keep the­ infection from getting worse.

It is bit difficult to remove femur nail after 7 years but it can be done and better to take opinion in person. Yes this will heal after removal. 

Next step: consult orthopaedic surgeon doctor

Based on your CT scan, it looks like you have some fractures in your ribs, which could be causing the pain in your back when walking. The hemothorax next to your rib fractures is a collection of blood outside your lungs. This might be making it a bit tough for you to move around comfortably. It's great that you are resting, which is really important for healing those fractures. Make sure to keep monitoring your pain levels and follow up with your doctor for any further guidance. 

Even without swelling, pain can happen due to injury or overuse. Rest your knee, ice it, and elevate it. If the pain doesn't improve in two days, seeing a doctor is wise. Many potential causes exist for knee pain without swelling. Resting, icing, and elevating are good first steps. If the pain persists, seek medical attention.

It seems like you might have hurt your penis while you got hit by the car door. Pain, swelling, and bruising are not unusual in this case. The glossy skin could be a sign of recovery. Make sure you get some rest, wear loose-fitting clothes, and use ice packs to bring down any swelling. If these symptoms get worse or do not improve it would be best to see a doctor as soon as possible.