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Table 2 Subsite scores for LCH of the temporal bone

From: Pediatric Langerhans cell histiocytosis of the temporal bone: clinical and imaging studies of 27 cases

Subsite

Points

Ratio of involvement (%)

Mastoid

41.5

53. 2

Squama

33.5

42.9

External ear

27

35.5

Middle ear

27

34.9

Petrous apex

10.5

26.3