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Laboratory Test Directory

Placental Pathology


Name Method Department Units
Placental Pathology Anatomic Pathology

Specimen Requirements

Paraffin embedded tissue

Container Type Container Size Specimen Volume

Paraffin block


Room temperature - N/A week(s)

Specimen Preparation

  • Protect from heat


Note: If cytogenetics is also requested, do NOT place the specimen in fixative but ship fresh as soon as possible; see cytogenetics testing for more details. The specimen is delivered to CPA from client (or NCH NICUs). Anatomic Pathology must be notified of receipt of placenta. Specimen should be hand-delivered to Anatomic Pathology, rm J0320. The specimen MUST be accompanied with a tissue requisition which includes all patient information (patient name, date of birth, medical record number, pertinent history, sending institution and tests required).

CPT Code

  • 88305 (1st and 2nd trimester)
  • 88307 (3rd trimester)