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Table 1 Reported cases of pigmented carcinoid of the thymus

From: Pigmented spindle cell variant of a thymic atypical carcinoid in an octogenarian

Case

Author

Age/sex

Symptom

Outcome

Size (mm)

Cell type

ACTH secretion

Mitosis

Necrosis

1

Ho and Ho [6]

46/M

None

ND

110

Oval

ND

+

2

Lagrange et al. [7]

48/F

EAS

ND

80

Spindle

+

Frequent

+

3

Klemm et al. [8]

32/M

None

NED for 10 yearsa

50a

Round to oval

3–10/10 HPF

+

4

Klemm et al. [8]

47/M

None

5

Kuo [9]

24/M

EAS

Recurrence at 17 months postoperatively

60

Spindle

+

Rare

+

6

Present case

82/M

None

NED for 9 months

70

Spindle

2–4/10 HPF

+

  1. This table is a revised version of a table in the report by Kuo [9]. Size represents the maximum diameter
  2. ACTH adrenocorticotropic hormone, ND not described, EAS ectopic ACTH syndrome, NED no evidence of disease, HPF high-power field
  3. aOutcome and size only reported for one unspecified case