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H-Caldesmon, IHC without Interpretation
Test Code90213
CPT Codes
88342
Preferred Specimen
Formalin fixed paraffin embedded tissue in an IHC specimen transport kit
Other Acceptable Specimens
Unstained charged (+) slides collected in IHC specimen transport kit (x5)
Transport Temperature
Room temperature
Specimen Stability
Room temperature: Indefinite
Refrigerated: Indefinite
Frozen: Unacceptable
Refrigerated: Indefinite
Frozen: Unacceptable
Methodology
Immunohistochemistry
Setup Schedule
A.M.
Clinical Significance
H-Caldesmon, a calcium-binding protein mediating smooth muscle contraction, is predominantly expressed in smooth muscle and a subset of myoepithelial cells.