Because many bacteria in animal bites produce β-lactamase, making amoxicillin alone less effective. Clavulanate blocks β-lactamase, providing broader coverage against the mixed aerobic and anaerobic bacteria commonly found in dog and cat bites. This is why guidelines recommend amoxicillin–clavulanate as the first-line oral therapy.
❤️ Heart failure – increased venous pressure causing fluid accumulation.
🩺 Chronic venous insufficiency – poor venous return, especially in the legs.
🫘 Kidney disease (e.g., nephrotic syndrome, renal failure) – salt and water retention or protein loss.
🧬 Liver cirrhosis – low albumin and portal hypertension.
🥗 Hypoalbuminaemia (malnutrition, protein-losing enteropathy).
💊 Medications – calcium channel blockers (e.g., amlodipine), NSAIDs, corticosteroids, thiazolidinediones.
🤰 Pregnancy – physiological fluid retention and venous compression.
🦠 Deep vein thrombosis (DVT) – usually unilateral pitting oedema.
🦠 Cellulitis/infection – often with redness, warmth, and pain.
Pitting oedema occurs when excess fluid accumulates in the interstitial tissues, and pressing the swollen area leaves a temporary indentation ("pit"). Non-pitting oedema is more typical of conditions like lymphoedema and myxoedema.
🚨 Which antibiotic should generally be avoided in myasthenia gravis because it can worsen muscle weakness?
A. Azithromycin
B. Penicillin
C. Amoxicillin
D. Cefuroxime
A patient collapses immediately after receiving an IV antibiotic.
What is the FIRST drug you should give?
A) Hydrocortisone
B) Chlorpheniramine
C) Adrenaline (IM)
D) Salbutamol
Most of the expensive supplements you take are not getting absorbed and are completely wasted.
As a doctor specializing in Internal Medicine, here are 6 rules to stop making expensive urine and actually absorb your nutrients.
1. Vitamin D3 + Fat.
A guy bakes a foil-wrapped potato & leaves it on the counter overnight. Next day, he microwaves & eats it.
Hours later, his vision doubles. By midnight, his muscles completely fail from the head down. He can barely breathe and is rushed to the ICU.
Something went very wrong!
Every day on the wards, I see patients confused by their thyroid reports and even med students struggle to interpret them properly. These labs are so misunderstood!
Hey, I'm Dr. Priyam. Today, I’ll decode the THYROID PANEL exactly how an IM resident does.
• Sudden, terrifying inability to move arms or legs
• Happens repeatedly, completely out of nowhere
• Almost always triggers right after a massive carb-heavy meal
• Recovers fully in a few hours like nothing ever happened
This one is an absolute diagnostic trap.
Cancer rarely starts with agonizing pain. It usually starts with a minor inconvenience you decide to ignore.
Here are 6 early warning signs of common cancers you should NEVER brush off.
1. Colon Cancer = Blood in your stool.
Cancer rarely starts with agonizing pain. It usually starts with a minor inconvenience you decide to ignore.
Here are 6 early warning signs of common cancers you should NEVER brush off.
1. Colon Cancer = Blood in your stool.
With over 50 diabetes medications available, why is Metformin still the undisputed king of first-line therapy? Here is my exact thought process when writing a prescription:
1. Targets the root cause: It reverses insulin resistance at the liver and muscle instead of just forcing the pancreas to work harder.
2. Zero Hypoglycemia: Because it does not artificially stimulate insulin secretion, it will not dangerously crash your blood sugars.
3. Weight profile: It avoids the weight gain seen with older drugs and often helps shed a few kilos.
4. The Ultimate Anchor: It synergizes perfectly. If a patient eventually needs an SGLT2i or GLP-1 added to their regimen, Metformin is the perfect baseline to build upon.
There is a reason it is still the absolute gold standard in the wards.
Great summary of the core labs, doc! Just wanted to add a quick caveat on the Lipid Profile for anyone reading: if you are 20 and low-risk, screening every 3-6 months is a bit overkill.
Standard guidelines usually suggest every 4-6 years is plenty for healthy young adults unless there are risk factors or we are actively adjusting medications.
Your blood holds the secret map to your longevity these essential tests uncover silent threats like heart disease, cancer, diabetes, and organ failure years before symptoms, potentially adding healthy decades.
Regular screenings detect issues early when easiest to treat. Guidelines (USPSTF, ACS, etc.) personalize by age/sex/risks (family history, obesity, diabetes, hypertension). Consult your doctor results vary by lab/individual.
🧵 🪡
Blood Urea: Hydration & Gut
• Urea rises BEFORE Cr in dehydration because tubules aggressively reabsorb it with water!
• ALSO High Urea + Normal Cr? Think Upper GI Bleed. Digesting your own blood creates a massive protein load that the liver turns into Urea.
🩺 أول ما بدأت شغلي في العناية المركزة في فترة الامتياز...
كنت أشوف المحاليل كلها نفس الشي، أي مريض يحتاج سوائل؟ خلاص علّق له محلول ملح أو رينجر لاكتيت وانتهينا! 😅
لين جاء يوم الاستشاري سألني في الجولة:
"ليش كتبت لمريض الكبد رينجر لاكتيت؟"
وقتها وقفت ساكت... وحسيت إني دخلت اختبار وأنا ما ذاكرت له. 😂
بعدها مع كثرة الحالات، اكتشفت إن المحاليل مو مجرد أكياس سوائل... كل واحد له شخصية، وله وقت يناسبه، ووقت ممكن يضر فيه المريض.
خلونا نبسطها بحيث حتى يفهمها غير ��لأطباء