The 5 Most Common Mistakes on NAC OSCE — And How to Avoid Them

What Examiners Actually See

NAC OSCE performance can be affected by recurring communication, organization and clinical-encounter problems in addition to medical knowledge. Candidates who fail usually make the same five mistakes — and most of them are completely fixable.

Mistake 1: Ignoring the Door Note

You have 2 minutes before entering the station. Most candidates skim the door note and walk in underprepared.

What to do instead:

• Read every word — the chief complaint, age, context
• Form a working diagnosis AND two differentials before you enter
• Note any red flags mentioned (chest pain + diaphoresis ≠ simple anxiety)

Those 2 minutes are worth 20 minutes of studying.

Mistake 2: Launching Into Questions Before Connecting

Candidates often fire off history questions the moment they walk in. The patient feels interrogated, not heard.

The fix: Spend the first 30 seconds just establishing rapport:

"Hello, I'm Dr. [name]. I understand you're here about [complaint]. Before I ask you some questions, I just want to make sure you're comfortable. How are you feeling right now?"

This takes 20 seconds and completely changes the tone of the encounter.

Mistake 3: Forgetting ICE

Examiners specifically look for Ideas, Concerns, and Expectations:

• "What do you think might be causing this?"
• "Is there anything in particular you're worried about?"
• "What were you hoping we'd be able to do for you today?"

Miss these and you lose marks regardless of how good your history was.

Mistake 4: Skipping the Summary

Before moving to management, pause and summarize:

"So just to make sure I understand — you've had this chest tightness for 3 days, it gets worse with exertion, you've had similar episodes before, and you have a family history of heart disease. Is that right?"

This demonstrates active listening, catches errors, and shows the examiner you have a structured approach.

Mistake 5: Vague Management Plans

"I'd order some tests and refer you to a specialist" will not pass.

Be specific:

• "I'd like to order an ECG, troponin levels, and a chest X-ray to start"
• "If the ECG shows ST changes, we'd need to call cardiology immediately"
• "While we wait for results, I want to start you on aspirin and oxygen"

Specificity signals competence.

The 10-Station Practice Rule

Practice each station type at least 10 times before your exam — not to memorize a script, but to make the structure automatic so you can focus on the patient.

Fix these five things and you'll already be ahead of most candidates walking through that door.