![Annie Campbell Infographic Poster Pathology Lab Process](https://leanhsci.com/wp-content/uploads/2020/07/Annie_Campbell_Infographic_Poster_Pathology_Lab_Process-283x400.jpg)
![Booking in and labelling specimen by laboratory personnel](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446486595508-8CS4WESF4GIOW33H2XHT/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Booking in and labelling specimen by laboratory personnel
![Cut specimens are placed in small, labelled containers called cassettes.](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446486634467-3XLD0KLOCJUDVOU81TE6/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Cut specimens are placed in small, labelled containers called cassettes.
![Specimen container with barcode for identification](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446119136598-JIBR7EBXOHY21963QKES/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Specimen container with barcode for identification
![Gross examination, recording and cutting of specimen carried out by pathologist](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446486653390-2R3RT58AQG6YE61B7T8U/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Gross examination, recording and cutting of specimen carried out by pathologist
![Cassettes are placed into a processor overnight](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539485988-DK7YUDWDLSQJB0DODC2I/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Cassettes are placed into a processor overnight
![Processor gradually removes water from the specimen](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539515963-50BKIZTP2YIMMTXXNXFU/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Processor gradually removes water from the specimen
![Processed tissue fragments are taken out of the processor and cassettes and transferred to a tissue embedding station.](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539542093-ALGP0H0KADKEWUIRRCGY/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Processed tissue fragments are taken out of the processor and cassettes and transferred to a tissue embedding station.
![Wax blocks are then transferred to a microtome station.](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539652825-WH9D3HJG335TVCQGW6PV/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Wax blocks are then transferred to a microtome station.
![Specimen segments are then embedded in paraffin wax blocks that harden at room temperature.](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539567682-PJQQPSPHSRLB5CY5E9RP/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Specimen segments are then embedded in paraffin wax blocks that harden at room temperature.
![The microtome cuts the wax blocks into extremely thin slices.](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539675311-1ZLUWWUTHLDJH4609JDH/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
The microtome cuts the wax blocks into extremely thin slices.
![Thin specimen slices are placed on a slide and put through an automatic slide coverslipper before being put through a stainer.](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539632823-0YKP9LXJXMA4X237XXLL/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Thin specimen slices are placed on a slide and put through an automatic slide coverslipper before being put through a stainer.
![The specimen slides are stained with eosin (red) and haematoxylin (blue).](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539716835-1WPT0DKUCNEI9R8NOYHI/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/Annie_Campbell_Infographic_Poster_Pathology_Lab_Process_Stainer_and_Cover_Slip.jpg)
The specimen slides are stained with eosin (red) and haematoxylin (blue).
![Once stained the slides are then ready for review by the pathologist through a microscope. They will then be able to make a diagnosis or undertake further techniques to aid in diagnosis.](https://images.squarespace-cdn.com/content/v1/55537ffce4b011d75be6a75a/1446539731047-3ICACL6QRSM81YSTS7T1/ke17ZwdGBToddI8pDm48kM0DoQC7ZqHjm41GohrTbFQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8N_N4V1vUb5AoIIIbLZhVYxCRW4BPu10St3TBAUQYVKc_mV4O-1hq5S5n8CWJZeUnWEtDMfTK6orTlDQBzxoEYV0jWjVNaHEh_BZmrgqpbOq/image-asset.jpeg)
Once stained the slides are then ready for review by the pathologist through a microscope. They will then be able to make a diagnosis or undertake further techniques to aid in diagnosis.