Training activity information
Details
Perform tinctorial and histochemical staining to demonstrate various tissue features in relation to the assessment of:
- Non-malignant disease
- Pre-malignant disease
- Malignant disease
Type
Entrustable training activity (ETA)
Evidence requirements
Evidence the activity has been undertaken by the trainee repeatedly, consistently, and effectively over time, in a range of situations. This may include occasions where the trainee has not successfully achieved the outcome of the activity themselves. For example, because it was not appropriate to undertake the task in the circumstances or the trainees recognised their own limitations and sought help or advice to ensure the activity reached an appropriate conclusion.
Reflection at multiple timepoints on the trainee learning journey for this activity.
Considerations
- Local SOPs
- Internal quality control
- National and local policies and guidelines
- RCPath tissue pathways
- RCPath cancer datasets
- Screening programme guidance
- NICE guidance
Reflective practice guidance
The guidance below is provided to support reflection at different time points, providing you with questions to aid you to reflect for this training activity. They are provided for guidance and should not be considered as a mandatory checklist. Trainees should not be expected to provide answers to each of the guidance questions listed.
Before action
What does success look like?
- Identify what is expected of you in relation to performing tinctorial and histochemical staining techniques for different disease types.
- Review the learning outcomes related to employing these stains to demonstrate various tissue features and practicing safely.
- Consider how the choice and performance of stains might vary depending on whether you are assessing non-malignant, pre-malignant, or malignant disease.
- Discuss with your training officer to gain clarity of what is expected, focusing on the technical quality and appropriate application of these stains for diagnostic purposes.
What is your prior experience of this activity?
- Think about your previous exposure to or experience with specific tinctorial and histochemical stains from previous modules or experiences. Have you used these stains in the context of investigating pre-malignant or malignant conditions before?
- Consider possible challenges you might face during staining e.g., ensuring correct reagent preparation, troubleshooting unexpected results, managing multiple stains simultaneously. Think about how you might handle these challenges.
- Recognise the scope of your own practice for applying and interpreting these stains; know when and from whom you will need to seek advice or help.
- Acknowledge how you feel about embarking on this training activity, particularly if you are unfamiliar with specific stains or their application in complex cases.
What do you anticipate you will learn from the experience?
- Consider the specific skills you want to develop, such as mastering the technical steps for specific stains, learning to troubleshoot common staining artifacts, or understanding the diagnostic utility of different stains in assessing various pathologies.
- Identify the specific insights you hope to gain regarding how tinctorial and histochemical stains contribute to the assessment of non-malignant, pre-malignant, and malignant tissue features.
What additional considerations do you need to make?
- Consult actions identified following previous experiences with staining techniques, especially those where troubleshooting or achieving optimal results was challenging.
- Identify important information you need to consider before embarking on the activity, such as reviewing the theoretical principles of the stains you will be performing or safety protocols for handling chemicals.
In action
Is anything unexpected occurring?
- Are you noticing anything surprising or different from what you anticipate whilst performing the staining?
- Are you encountering situations such as:
- An unexpected reaction or a lack of expected staining is noted at a particular step e.g., a stain designed to highlight connective tissue is not performing as anticipated
- The complexity of the process is greater than anticipated, challenging your ability to manage your time and workflow, especially if running multiple stains simultaneously
How are you reacting to the unexpected development?
- How is this impacting your actions? For example, are you responding to the situation appropriately? Are you adapting or changing your approach to the protocol?
- Consider the steps you are taking in the moment, such as:
- Focusing your technique on the specific tissue feature the stain is intended to demonstrate e.g., highlighting basement membranes or mucins
- Making immediate minor adjustments to the protocol based on the specific slide or batch and justifying why you are doing this
- Managing time and workflow in real-time to prevent timing errors that could compromise the quality of the stain
- How are you feeling in that moment? For instance, are you finding it difficult to ensure technical precision across multiple steps? Is it affecting your confidence in achieving a diagnostically optimal result?
What is the conclusion or outcome?
- Identify how you are working within your scope of practice. For example, are you successfully managing the complexity yourself? Or are you needing support because the unexpected staining result requires immediate consultation with a technical specialist?
- Identify what you learnt as a result of the unexpected development. For example, are you mastering the technical steps for a specific tinctorial or histochemical stain? Or gaining insight into how to troubleshoot a stain showing inadequate contrast?
On action
What happened?
- Begin by summarising the process of performing the specific tinctorial or histochemical stain(s) you undertook.
- Describe the quality of the staining result in relation to the tissue feature the stain was intended to demonstrate e.g., successful demonstration of mucin or connective tissue elements.
- Consider specific events or observations during the staining that felt important.
- Include any ‘reflect-in-action’ moments where you made immediate adjustments or responded to unexpected results during the staining process.
How has this experience contributed to your developing practice?
- Identify what learning you can take from the experience. What did you learn about the principles and application of this specific tinctorial or histochemical stain?
- How did this experience enhance your ability to assess the quality and appropriateness of tinctorial/histochemical staining for demonstrating specific tissue features?
- What strengths did you demonstrate e.g., technical execution or interpretation? What skills or knowledge gaps were evident?
- Identify any challenges you experienced e.g., suboptimal staining, difficulty interpreting and how you reacted. Did you need to seek advice or clarification? What was the outcome?
What will you take from the experience moving forward?
- Identify the actions / ‘next steps’ you will now take to support the assimilation of what you have learnt, including from any feedback you have received on your staining technique for different tissue features specific to the assessment of all the listed disease types.
- What specific steps will you take next time to ensure optimal results for this stain (e.g., focusing on reagent preparation)?
- Do you need to practise any aspect of the activity further, such as reviewing the theoretical principles, protocols, or troubleshooting guides for tinctorial or histochemical staining?
Beyond action
Have you revisited the experiences?
- How have your subsequent experiences performing various tinctorial and histochemical stains, perhaps on different or more complex cases, since completing this specific training activity led you to revisit your initial understanding or technique during that activity?
- Considering your current understanding of quality management and accreditation standards related to these stains, and the principles of specialised histochemical and tinctorial techniques, were the actions or considerations you identified after your initial reflection on this training activity sufficient? How have you since implemented or adapted improvements in your staining technique or approach based on further learning and experiences? For example, how reviewing complex cases demonstrated the need to implement or adapt improvements in reagent preparation or incubation times to ensure the principles of specialised histochemical techniques are met.
- Has discussing challenging staining results or the application of specific stains in multidisciplinary team meetings changed how you now view your initial experience in this training activity?
How have these experiences impacted upon current practice?
- How has the learning from this initial training activity, in combination with subsequent special staining experiences, contributed to your overall confidence and ability in employing tinctorial and histochemical stains and practicing safely, particularly in preparing for assessments like DOPS?
- How has reflecting back on this specific training activity, combined with everything you’ve learned since about special stains and their applications, shaped your current approach to performing and troubleshooting tinctorial and histochemical staining? How does this evolved understanding help you identify when something is beyond your scope of practice or requires escalation? For example, how your current approach to performing special stains includes proactively checking tissue integrity, allowing you to identify when something is beyond your scope of practice e.g., a sample requiring immunofluorescence instead of histochemistry and advise the MDT accordingly.
- Looking holistically at your training journey, how has this initial experience, revisited with your current perspective, contributed to your development in meeting the learning outcomes related to employing these stains and practicing safely?
Relevant learning outcomes
| # | Outcome |
|---|---|
| # 2 |
Outcome
Employ tinctorial and histochemical stains to demonstrate various tissue features. |
| # 4 |
Outcome
Practice safely in accordance with quality management and accreditation standards. |