pace your MRCP-PACES

Humbly presenting the second edition, sorry for the delay

*📊 Data Challenge 1 – Interpreting ABG in a Breathless Patient* (by pace your MRCP – Dr Tanzeel Bukhari) *🧪 The ABG:* pH: 7.48 pCO₂: 3.1 kPa pO₂: 8.5 kPa (on 28% Venturi) HCO₃⁻: 20 mmol/L Lactate: 1.2 mmol/L *❓ Question:* *What does this ABG show, and what is the most likely clinical scenario?* *Take 5 seconds…* *✅ Answer:* Primary respiratory alkalosis due to acute hyperventilation (HCO₃⁻ is slightly low = early metabolic compensation) *🧠 Likely Clinical Scenario:* Acute pulmonary embolism OR Pneumonia / early sepsis OR Anxiety-driven hyperventilation (if mild hypoxia) *The key clue:* ➡️ High pH + Low CO₂ + Low oxygen = the patient is breathing fast due to a respiratory cause. *💡 PACES Tip:* When pH↑ and CO₂↓ → Respiratory alkalosis When O₂ is low at the same time → ALWAYS rule out PE and pneumonia first.

*🔍 Findings → Diagnosis → Management 1 – Bibasal Crackles* (by pace your MRCP – Dr Tanzeel Bukhari) *🔹 Findings* Fine bibasal crackles on auscultation Worse on inspiration No wheeze May accompany ankle swelling or raised JVP --- *🔹 Most Likely Diagnosis* Congestive Heart Failure (Left-sided failure) Bibasal crackles suggest pulmonary congestion due to elevated left atrial pressures. --- *🔹 Immediate Management* 1️⃣ Admit to hospital for monitoring and treatment 2️⃣ ABCDE assessment 3️⃣ Oxygen if hypoxic 4️⃣ IV furosemide for fluid overload 5️⃣ Sit patient upright 6️⃣ ECG, CXR, troponin, BNP 7️⃣ Treat underlying cause (e.g., AF, infection, ACS) 8️⃣ Consider nitrates if hypertensive and symptomatic --- *💡 PACES Tip:* Examiners want to hear: > “I would admit the patient for further management and monitoring.” Failure to mention admission is often seen as unsafe.

*🌟 Professionalism Pearl 1 – Never Ignore a Patient’s Concern* (by pace your MRCP – Dr Tanzeel Bukhari) A key marker of professionalism — both in PACES and real clinical practice — is how seriously you take a patient’s worries, no matter how small they may seem. *✅ Professional Approach* Listen fully without interrupting Acknowledge the concern (“I understand why this would worry you”) Explore the issue with open questions Address it honestly or explain next steps Document any important symptoms or safety issues *💬 Why it matters* Patients often drop subtle clues that point to a diagnosis. Ignoring or brushing off their worry can lead to missed information, reduced trust, and poor outcomes. Respecting their concerns shows empathy, safety, and professionalism.

*⚖️ Ethical Dilemma 1 – Patient Refuses Life-Saving Treatment* (by pace your MRCP – Dr Tanzeel Bukhari) *Scenario:* A 58-year-old man with severe pneumonia and type 2 respiratory failure is advised to start NIV (BiPAP) urgently. He repeatedly says: > “I don’t want any machine. Just leave me alone.” He is breathless but conscious. --- *How to handle this ethically (PACES style)* *🔹 1. Assess Capacity First* Does he: Understand the situation? Understand consequences of refusing? Retain information? Communicate a choice? If YES → he has capacity. If NO → treat in best interests. --- *🔹 2. Explore the refusal gently* “Can you share with me what worries you about the machine?” Patients often fear: Claustrophobia “I won’t be able to breathe” “I will be tied to a machine” --- *🔹 3. Provide clear, calm information* “This machine does not replace your breathing — it supports it. Without it, your oxygen and carbon dioxide levels may worsen.” --- *🔹 4. Offer options, not pressure* Try mask for 5–10 minutes Use a different mask size Reassurance and presence of staff Oxygen while preparing NIV --- *🔹 5. Respect autonomy* If he has capacity and still refuses, you must respect his decision — but ensure documentation, safety advice, and senior review.

*Summary Plan 1 – Heart Failure* (by pace your MRCP – Dr Tanzeel Bukhari) *🟦 1. Presenting Complaint* “A middle-aged patient presenting with exertional shortness of breath, fatigue, and ankle swelling.” --- *🟦 2. Key History Points* Duration + progression of SOB Orthopnoea / PND Cough, sputum, wheeze Chest pain / palpitations Weight gain (fluid) or weight loss Functional limitation (NYHA class) Past MI, hypertension, valvular disease Medications (loop diuretics? beta-blockers?) Alcohol, infections, chemotherapy history --- *🟦 3. Examination Priorities* *General:* breathlessness, cyanosis, cachexia *Hands:* perfusion, clubbing (rare), nicotine stains *Pulse:* rate, rhythm *JVP:* height + waveform *Chest:* crackles, wheeze *Heart sounds:* gallop rhythm, murmurs *Edema:* ankles → sacrum → ascites --- *🟦 4. Differential Diagnosis (Top 3)* 1. Dilated cardiomyopathy 2. Ischaemic heart failure 3. Valvular heart disease (Mention others if clinically relevant) --- *🟦 5. Key Investigations* ECG Chest X-ray Echocardiogram (crucial) BNP or NT-proBNP Troponin Renal profile, LFTs, TFTs HbA1c + lipid profile --- *🟦 6. Immediate Management* Admission. Oxygen if hypoxic IV diuretics (if congested) Treat arrhythmias Treat ischemia if present Consider NIV if severe respiratory distress --- *🟦 7. Long-Term Management* *Lifestyle:* low salt, fluid restriction, daily weights Drug therapy: ACE inhibitor/ARB/ARNI Beta-blocker MRA (spironolactone) SGLT2 inhibitor Diuretics for symptoms Device therapy: CRT / ICD if EF criteria met --- *🟦 8. Follow-Up Plan* Clinic review in 2–4 weeks Repeat echo based on clinical course Education: fluid balance, symptom diary Screening for depression, adherence Cardiologist involvement

Photo from Dr Tanzeel Bukhari

Photo from Dr Tanzeel Bukhari

Photo from Dr Tanzeel Bukhari

Photo from Dr Tanzeel Bukhari

*🧠 Clinical Judgement Scenario 1 – Fever + Murmur* (by pace your MRCP – Dr Tanzeel Bukhari) *Scenario* : A 42-year-old man presents with: Fever for 10 days Night sweats Weight loss New-onset shortness of breath *On examination:* Temperature 38.4°C HR 110 (regular) BP 118/70 A new pansystolic murmur at the apex No peripheral stigmata initially noted --- *❓ Question:* What is your most important next step, and why?

*🗣️ Explaining Findings 1 – Unilateral Leg Swelling (Possible DVT)* (by pace your MRCP – Dr Tanzeel Bukhari) *🩺 How to explain it safely and clearly to a patient:* “During the examination, I noticed that one of your legs is more swollen and slightly tender compared to the other. Sometimes this can happen due to simple causes like infection or inflammation. But one important condition we always consider is a blood clot in the deep veins, called a deep vein thrombosis. The reason we take this seriously is because, if untreated, the clot can sometimes travel to the lungs. I don’t want to worry you — many cases are treatable — but it is important that we check this properly. I would like to arrange an urgent ultrasound scan of your leg today, and depending on the result, we may need to start blood-thinning medication.”

Photo from Dr Tanzeel Bukhari

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*🔄 History + Examination Integration 1 – Shortness of Breath* (by pace your MRCP – Dr Tanzeel Bukhari) *🩺 How to connect the history with your exam findings* A patient reports progressive shortness of breath for months. Before examining, link the history to targeted examination goals: *🔹 From History → What You Expect on Examination* *Orthopnoea / PND* → Look for raised JVP, bibasal crackles (HF) *Wheeze / Episodic symptoms* → Expect polyphonic wheeze, hyperinflated chest (Asthma/COPD) *Cough + Sputum* → Listen for coarse crackles or bronchial breathing (Infection) *Pleuritic chest pain* → Check for reduced chest expansion + pleural rub (PE/Pleural effusion) *Weight loss / Night sweats* → Search for clubbing, lymphadenopathy (Cancer/TB)