What is the interpretation of the X-ray (X-ray) findings of the right foot, which shows a segmented growth plate at the base of the first metatarsal and additional unfused ossification centers, in a patient with right foot pain?

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Last updated: April 3, 2025 • View editorial policy

Differential Diagnosis for Right Foot Pain

Single Most Likely Diagnosis

  • Anatomic Variant: The segmented growth plate at the base of the first metatarsal may be an anatomic variant, which is a common finding in asymptomatic individuals. The presence of additional unfused ossification centers also supports this diagnosis.

Other Likely Diagnoses

  • Posttraumatic Injury: The segmented growth plate could be a result of a posttraumatic injury, which may have caused a fracture or disruption of the growth plate.
  • Osgood-Schlatter Disease: Although more common in the knee, Osgood-Schlatter disease can occur in the foot, causing pain and swelling due to inflammation of the growth plate.
  • Sesamoiditis: Inflammation of the sesamoid bones or their surrounding tendons can cause pain in the foot, particularly in the area of the first metatarsal.

Do Not Miss Diagnoses

  • Osteomyelitis: Although unlikely, osteomyelitis (bone infection) can cause foot pain and must be considered, especially if the patient has a history of trauma, recent infection, or immunocompromised state.
  • Bone Tumor: A bone tumor, such as osteosarcoma or Ewing's sarcoma, can cause foot pain and must be ruled out, especially if the patient has a history of cancer or unexplained weight loss.

Rare Diagnoses

  • Köhler's Disease: A rare condition that affects the navicular bone, causing pain and swelling in the foot.
  • Freiberg's Disease: A rare condition that affects the metatarsal bones, causing pain and swelling in the foot due to avascular necrosis.
  • Multiple Hereditary Exostoses: A rare genetic disorder that causes multiple bony growths, which can lead to foot pain and deformity.

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.