“…Indeed, we identified 48 cases of PCH in adults in the English literature since 1990. 1 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 The detailed characteristics of these cases are described in Table 1 . A slight female predominance was noted (60.4% [29/48]).…”