LOINC Code 74488-8: p63 and Smooth muscle myosin heavy chain and Cytokeratin 8 Ag Immune stain Nom (Tiss)
74488-8 is a LOINC code used to identify p63 and Smooth muscle myosin heavy chain and Cytokeratin 8 Ag Immune stain Nom (Tiss) in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component p63 & Smooth muscle myosin heavy chain & Cytokeratin 8 Ag. It is commonly used with the system or sample type Tiss.
What is this code?
LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component p63 & Smooth muscle myosin heavy chain & Cytokeratin 8 Ag. It is commonly used with the system or sample type Tiss.
When is it used?
- Used in lab systems, EHRs, and clinical data exchange.
- May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
- Status: ACTIVE
- Order vs observation: Both
- Method: Immune stain
What it does not mean
- The code identifies the observation or test, not the actual result.
Key facts
- p63 and Smooth muscle myosin heavy chain and Cytokeratin 8 Ag [Identifier] in Tissue by Immune stain
- p63 & Smooth muscle myosin heavy chain & Cytokeratin 8 Ag
- Triple stain (p63/SM-MHC/CK8) useful in distinguishing prostatic basal cells, breast myoepithelial cells, and squamous cell carcinoma.
- Antigen; Antigens; Autoimmune hepatitis; Chains; Chn; CK; CK8; Identity or presence; IHC; Imm; Immunohistochemical stain; Immunostain; ImStn; Imun; Imune; K8; Keratin, type II cytoskeletal 8; Musc; Muscl; Nominal; p63 + SM-MHC + CK8; PATHOLOGY; Point in time; Random; SM; SM-MHC; St; Stains; Stn; Tissue; Tissue, unspecified; Type-II keratin Kb8
Where you may see this code
You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.
Common synonyms
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.