Preparing for Objective Structured Clinical Examinations (OSCEs) requires understanding the assessment process, as specific tasks vary by university. Assessments are typically divided into physical examination, clinical procedures, communication skills, treatment, and patient management.

• Procedural Knowledge: Students are evaluated on more than just performing a task; they must demonstrate "procedural knowledge," which includes understanding the "how" and "why" behind a procedure and connecting it to clinical decision-making.

• Station Structure: Stations are often organised as a sequence of tasks. Instructions are usually provided before entering the assessment area.

• Checklists: Examiners use a standardised checklist for every student. If a checklist offers two different methods (e.g., Method A or Method B), the student must choose one and follow it exclusively; mixing methods is not permitted.

• Verbalization: Students must explicitly verbalise their actions while performing them, as requested by the examiners.

• Rest Periods: Some assessment circuits include "rest stations" to allow students to catch up if they are running behind.

Safety and "Red Line" Actions

• Definition: "Red line" actions are behaviours that endanger the patient, staff, or the student themselves. While these do not always result in an immediate stop to the exam, they often lead to failing the station because necessary tasks remain uncompleted.

• Safety Hazards: Common red line triggers include:

  • Improper handling of sharps, such as recapping needles when a sharps bin is available.

  • Violating health and safety protocols, such as improper dress code, long nails, or wearing long jewelry.

  • Failure to use required Personal Protective Equipment (PPE).

  • Incorrect positioning around animals (e.g., horses or cattle) that could lead to injury.

  • Failure to ensure safety systems (e.g., turning on oxygen, properly securing scavenging systems, or managing gas cylinders).

Simulations and Clinical Reasoning

• Model Limitations: Many OSCE stations utilise models or simulators rather than live animals. These models do not behave like living creatures; for example, they do not spasm or move, which can lead students to overlook important steps.

• Demonstrating Competence: When using a model, students must verbalise the steps they would take with a live animal to demonstrate full clinical knowledge. For instance, a student must state that they would numb a cat's larynx with lidocaine to prevent laryngospasm, even if the model does not require it.

Grading Overview

• Individual Station Scores: Each station has its own scoring criteria, and grading systems can vary between universities and change from year to year.

• Overall Performance: Assessments typically involve calculating an overall score, often comparing a student's performance against the median score of the student cohort.

• Pass/Fail: It is not always necessary to pass every single station to pass the overall OSCE; failing a station (provided it is not a "bad fail") does not guarantee failure of the entire assessment.