Question 95 (part 2) · LDEK · Periapical diseases

Which changes develop in periapical tissues in chronic purulent inflammation during radiologic examination?

  1. A. slight, occasionally uneven expansion of periosteal space, osteosclerotic rim.
  2. B. extensive dilution, >8 mm in transverse diameter, most often of spherical or oval shape, clearly demarcated, with visible osteosclerotic rim.
  3. C. discontinuity of periosteal space, dilution focus of uneven, poorly visible border.
  4. D. dilution focus, <8 mm in transverse diameter, more or less sharply demarcated, with presence of osteosclerotic rim.
  5. E. more or less extensive focus of bone compaction around the apex.
Hint

Chronic suppurative lesions spread irregularly through bone and lack a corticated, sclerotic border.

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