Gastrointestinal Disease in Nursing Piglets (1-3 animals)

Required Forms:

OAHN Swine Small Scale Herd Postmortem Project-Survey

OAHN Swine Small Scale Herd Postmortem Project - Submission form

Gastrointestinal Disease in Nursing Piglets tissue sampling list

TISSUE SAMPLING LIST-collect the following samples from EACH pig

Fresh tissues: 1 sample per Whirl-Pak bag, per pig – label with stickers provided.

Formalin-fixed tissues: 1 sample jar per pig.

Tissue Fresh (include lesions) In Formalin (include lesions)
Tonsil X X
Thyroid gland   X
Trachea   X
Thymus   X
Lung X2 X
Heart   X
Liver X X
Spleen X X
Kidney X X
Adrenal gland   X
Pancreas   X
Mesenteric lymph node X X
Gastrohepatic lymph node X X
Stomach   X
Duodenum   X
Jejunum   X
Ileum X3 X
Spiral colon X2 X
Feces X  
Diaphragm   X
Skeletal muscle   X
Brain (or head) X half, sagitally sectioned (OR entire head-fresh) X half, sagitally sectioned (OR entire head-fresh)

Gastrointestinal Disease in Nursing Piglets (1-3 animals)

Fresh tissues: Use a separate Whirl-Pak bag for each sample – use stickers and marker provided to label bags with the tissue name and pig designation (pig A, B, or C).

Formalin-fixed tissues: Use 1 sample jar per pig and label with pig designation (pig A, B, or C). For solid organs, samples should be approximately 1-2  cm2.  For intestine, take approximately 3 cm long segments and partially open longitudinally with scissors (to allow formalin to contact the mucosal surface). 

Test list (for AHL use - included on submission form):

Virology: PRRSV PCR prtqn, influenza A virus PCR inflpcr: lung (pool)

                   Rotavirus A/B/C PCR rotapcr, porcine coronavirus PCR pcorpcr: ileum (pool)

Bacterial culture bsetup, cults: ileum, colon (pool by pig)

Parasitology – fecal flotation fflot: feces (pool)

Histopathology hist

Freeze and hold: tonsil / spleen, lung, kidney / liver, lymph nodes, ileum, colon, brain.