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What Is Heart Failure? (Part 2/3)
What Is Heart Failure with Preserved Ejection Fraction (HFpEF)? This is Part 2 in the series “What Is Heart Failure?” In Part 1 , we explained what heart failure actually means - that the heart is unable to pump enough blood to meet the body’s needs. But did you know that about half of all the people with heart failure have a preserved pumping function? So, what does that really mean? Echcardiography of a heart with HFpEF When the heart pumps normally - but still fails When
Faraz Afzal
Oct 303 min read


Case: Pre-excited Atrial Fibrillation in a Young Woman
Case Presentation A woman in her 20s was admitted with sudden-onset palpitations lasting approximately three hours before arrival. On admission, she was clammy, cold, and diaphoretic, and reported pre-syncopal episodes. Blood pressure was 137/95 mmHg, and heart rate approximately 200 bpm. The admission ECG showed a wide-complexed, irregular tachycardia. Irregular wide-complexed tachycardia - Pre-excited AF Same ECG - More complexes (Standard leads) Same ECG - more complexes (
Faraz Afzal
Oct 292 min read


What Is Heart Failure? (Part 1/3)
Heart failure is a common but often misunderstood condition. Many people think it means the heart has “stopped,” but that’s not the case. Heart failure means the heart is pumping less efficiently than before, and it can affect anyone, often without obvious symptoms in the early stages. Heart failure sounds dramatic — but it doesn’t mean that the heart has “stopped.”It means that the heart is not able to pump enough blood to meet the body’s needs, either because the pumping f
Faraz Afzal
Oct 273 min read


Slow Ventricular Tachycardia in a Patient with Heart Failure on Amiodarone
A man in his 70s with a history of myocardial infarction was admitted with progressive dyspnea and findings consistent with heart failure. On admission, he had a regular tachycardia at approximately 116 bpm. ECG showed atrial tachycardia, and echocardiography revealed reduced left ventricular function with an ejection fraction (EF) of about 30%. Atrial tachycardia, 116 beats/min Apical 4-chamber view - The septal wall and apex are thin after previous myocardial infarction and
Faraz Afzal
Oct 252 min read


Atrial Fibrillation: Prevention Is Possible
Atrial fibrillation (AF) is an increasing public health challenge — but prevention is absolutely possible. Good control of blood pressure, body weight, blood sugar, and alcohol intake , along with appropriate management of heart failure and diabetes , can significantly reduce the risk of developing AF and its serious complications. Much has been written about what atrial fibrillation is and how it is treated. But far too little attention is given to how it can actually be p
Faraz Afzal
Oct 253 min read


Blood thinners: What do they actually do?
Many people take Aspirin (Albyl-E) “just to be safe” , but research shows it can do more harm than good. Here’s a clear overview of the different types of blood thinners, how they work, and who actually benefits from them. Blood Thinners - Two Types, One Important Difference Not all “blood thinners” actually thin the blood Many people think blood thinners make the blood thinner . That’s not quite true. These medications affect how the blood clots , not how thick it is. Th
Faraz Afzal
Oct 193 min read


When the ECG Looks Dramatic – but the Heart Is Healthy
A previously healthy man in his 40s was admitted with chest pain considered atypical. The ECG showed ST elevations in aVL and in leads V2–V3, as well as ST depression in II, III, and aVF. T-wave inversions were also present in V3–V6. Despite these striking changes, the patient had preserved and tall R waves in the precordial leads. Echocardiography revealed no regional wall motion abnormalities, and troponin was as low as 4 ng/L. Because of the pronounced ECG changes and ches
Faraz Afzal
Oct 172 min read


Why Is Anticoagulant (Blood-Thinning) Treatment Important in Atrial fibrillation?
When the heart beats in atrial fibrillation , the upper chambers (atria) lose their normal, coordinated contraction. As a result, blood doesn’t flow efficiently through the atria but tends to swirl and stagnate . When blood stands still, the risk of forming a blood clot increases. If such a clot breaks loose, it can travel through the bloodstream to the brain and cause a stroke – one of the most serious complications of atrial fibrillation.A clot can also travel to the legs
Faraz Afzal
Oct 154 min read


🫀 When Adenosine Doesn’t Stop the Tachycardia – a 60-Year-Old Man with a Rapid Rhythm
🔎 Introduction A 60-year-old man was admitted with palpitations, fever, and diarrhea. His ECG showed a rapid, regular rhythm at 182 bpm. Beta-blockers had no effect, and adenosine also failed to terminate the arrhythmia. So what was going on? 👨⚕️ Presentation and Initial Findings The patient had a known right bundle branch block. On admission, the ECG revealed a regular, rapid rhythm at 182 bpm , with a broad QRS morphology unchanged from previous recordings . Given these
Faraz Afzal
Oct 142 min read


Do you have atrial fibrillation and have an irregular pulse-curve during workouts? Here is why..
“Why does my heart rate graph look so messy when I work out?” That’s what Kari , who lives with permanent atrial fibrillation , asked me recently. She often trains with her friend Lise , whose heart rhythm is normal — sinus rhythm . They do the same workout, yet their heart rate graphs look completely different: Kari’s curve is irregular and jagged, while Lise’s is smooth and predictable. 💡 Read more about permanent atrial fibrillation 📊 The Heart Rate Graphs: Kari vs. Lise
Faraz Afzal
Oct 143 min read


💓 Can Atrial Fibrillation Come and Go? Yes – and the way it behaves tells us what type of atrial fibrillation you have.
🫀 What Is Atrial Fibrillation? Atrial fibrillation (AF) is a chaotic rhythm that starts in the heart’s upper chambers; the atria. Instead of beating in a steady rhythm, the heart fires off many small, irregular electrical signals that make it “fibrillate.” Typical symptoms include: 💢 Palpitations (a fast or fluttering heartbeat) 😮💨 Shortness of breath 🪫 Fatigue or reduced exercise tolerance The pulse can vary greatly, often around 150 beats per minute, but it’s differen
Faraz Afzal
Oct 93 min read


When a “Normal” ECG Hides an Acute Myocardial Infarction – Recognizing Hyperacute T Waves
A previously healthy man in his 40s presented with severe chest pain radiating to both arms. The pain occurred at rest and was partially positional and respiration-dependent. Initial Assessment The ECG on admission was interpreted as essentially normal . Given his young age and the absence of clear ST changes, a coronary event was considered less likely. Hyperacute T-waves in V5 and V6. Early signs of ischemia Further Evaluation Echocardiography showed posterolateral hypokin
Faraz Afzal
Oct 72 min read


An irregular pulse and shortness of breath led to a 68-year-old being diagnosed with atrial fibrillation. Learn what happens in the heart, how the condition is detected, and why treatment is important
Irregular Pulse – What Was Wrong With the Heart? A 68-year-old man was admitted to the hospital because his heartbeat had been irregular...
Faraz Afzal
Oct 72 min read
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