THE ALLENS TEST 🤔 What is the Allen’s Test❓ It’s a test performed to assess the arterial blood supply to the hand, in this case the patient was showing a slower ulna arterial return. #upperlimbsandbeyond #handtherapy #mackayhandtherapist #lymphoedematherapy #allenstest | Upper Limbs & Beyond

5.7K views · 64 reactions | Modified Allen Test – A simple bedside...

KOH String Test is a rapid bedside/lab test used to differentiate Gram-negative from Gram-positive bacteria without performing Gram stain. 🧪 How it works: Mix a colony with 3% KOH on a slide Gently lift with a loop or stick 🧬 Result interpretation: 🧵 String formation (viscous, sticky thread) → Gram-negative ✅ 👉 Cell wall breaks → DNA released ❌ No string → Gram-positive ⚡ Why it’s useful: Faster than Gram stain Helpful when Gram stain is unclear Great for teaching & quick screening 📌 Rememb

202K views · 761 reactions | Allens Test- ❓Who still does this test...