e-Manual for Specimen Gross Examination in Surgical Pathology (4th Ed)

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Pediatric & Perinatal

Gestational Age, Placental Weight, and Umbilical Cord Length

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Gestational Age (weeks)

Placental Weight (grams)

Umbilical Cord

Length (cm)

20


33-52

24


38-61

28

180-300

49-70

30

250-350


32

275-415

50-77

34

300-460


36

315-500

55-83

38

340-525


40

350-540

59-86

44


61-87

Naeye, RL Disorders of the Placenta, Fetus and Neonate.  Mosby, St. Louis, 1992