Differential Diagnosis for Groin Pain in an 8-year-old Male
Single Most Likely Diagnosis
- Idiopathic muscular strain or overuse injury: Given the age and duration of symptoms, this is a common cause of groin pain in children, often related to physical activity or sports participation.
Other Likely Diagnoses
- Osteitis pubis: An inflammatory condition affecting the pubic bone and surrounding muscles, common in young athletes.
- Apophysitis (e.g., osteochondritis of the hip or pelvis): Inflammation of the growth plates, which can cause pain in the groin area.
- Hernia (indirect inguinal hernia): Although less common in this age group, it's still a possible cause of groin pain, especially if there's a bulge or tenderness in the inguinal canal.
Do Not Miss Diagnoses
- Testicular torsion: A medical emergency that requires prompt attention, characterized by sudden, severe pain in the testicle, which can radiate to the groin.
- Epididymitis or orchitis: Inflammation of the epididymis or testis, which can cause severe pain and swelling in the groin area.
- Slipped capital femoral epiphysis (SCFE): A hip condition that can cause groin pain, especially in obese or rapidly growing children.
Rare Diagnoses
- Avascular necrosis of the femoral head: A condition where the blood supply to the femoral head is disrupted, leading to necrosis and potential collapse of the bone.
- Psoas abscess: A rare condition where an abscess forms in the psoas muscle, which can cause groin pain and other systemic symptoms.
- Osteomyelitis or septic arthritis of the hip: Infections of the bone or joint, which can cause severe pain, swelling, and systemic symptoms.