![USMLE AID on Twitter: "Posterior dislocation of shoulder on XRay -Light bulb sign -Trough line sign -Rim sign http://t.co/YBR3AWL7rB #USMLE http://t.co/BOVvhHYpPx" / Twitter USMLE AID on Twitter: "Posterior dislocation of shoulder on XRay -Light bulb sign -Trough line sign -Rim sign http://t.co/YBR3AWL7rB #USMLE http://t.co/BOVvhHYpPx" / Twitter](https://pbs.twimg.com/media/Bq8Rw4aCUAIyTEB.png:large)
USMLE AID on Twitter: "Posterior dislocation of shoulder on XRay -Light bulb sign -Trough line sign -Rim sign http://t.co/YBR3AWL7rB #USMLE http://t.co/BOVvhHYpPx" / Twitter
Britt van der Kolk on Twitter: "Visual Dx: posterior shoulder dislocation - lightbulb sign @Radiopaedia #FOAMed #FOAMrad https://t.co/X04rk597qz https://t.co/UqBFy7m6NZ" / Twitter
![Posterior shoulder dislocation! - Radiology - www.MedicalTalk.Net the Best Medical Forum for Medical Students and Doctors Worldwide Posterior shoulder dislocation! - Radiology - www.MedicalTalk.Net the Best Medical Forum for Medical Students and Doctors Worldwide](https://www.medicaltalk.net/uploads/default/original/2X/9/9017d6b647ed9d79319ffbcdbe60f6e608190173.jpeg)
Posterior shoulder dislocation! - Radiology - www.MedicalTalk.Net the Best Medical Forum for Medical Students and Doctors Worldwide
![emDOCs.net – Emergency Medicine EducationEM@3AM: Posterior Shoulder Dislocation - emDOCs.net - Emergency Medicine Education emDOCs.net – Emergency Medicine EducationEM@3AM: Posterior Shoulder Dislocation - emDOCs.net - Emergency Medicine Education](https://www.emdocs.net/wp-content/uploads/2020/07/Screen-Shot-2020-07-02-at-1.11.43-AM-300x273.png)