the laboratory accession number must be put on the - ️️requisition, specimen label,
and in the patient's case information as well as on the cassette and slides
what are some sources of tissues that are submitted? - ️️autopsy, surgicals, whole
organs, partial organs, excised tumors or cys...
MEDL 310: Module 12: Gross Cutting
the laboratory accession number must be put on the - ✔️✔️requisition, specimen label,
and in the patient's case information as well as on the cassette and slides
what are some sources of tissues that are submitted? - ✔️✔️autopsy, surgicals, whole
organs, partial organs, excised tumors or cysts, curettage, amputation, products of
conception (miscarriage), biopsy
why are tissues sent to the lab? - ✔️✔️for a diagnostic tool and also if required by the
law (Public Health Act)
exceptions of the public health act are - ✔️✔️foreskin, tonsils from children, and normal
placentas
how long must blocks be kept for? - ✔️✔️30 years
what is the way that histology gives the specimens an accession number? - ✔️✔️S for
surgical, A for autopsy. the year (17) and then the numerical system begins at number
one on January 1st.
EXAMPLE: S17-0001A
.
the gross description includes - ✔️✔️colour, consistency, texture, size, weight of the
tissues
marking reagents are used for two reasons - ✔️✔️marking the margins (cut edges of
the specimen) and also a guide for embedding (orange dot on skins, etc)
what is the size of cassettes? - ✔️✔️4 x 3 x 0.5cm in size
what is the thickest size a piece of tissue can be to go in the cassette? - ✔️✔️0.3cm
thick
coloured cassettes are used to - ✔️✔️identify different fixatives used, different tissue
sources, or STATS or urgents
standard precautions PPE - ✔️✔️lab gowns, gloves, goggles, masks
all unfixed tissues must be processed - ✔️✔️in the BSC with masks on
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