Normal QT Interval Duration: 0.3-0.44 s (0.46 s for women); tends to increase as the heart rate decreases Bazett’s formula for corrected QT interval (QTc):…
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Internal medicine
Pheochromocytoma : Mnemonics
Pheochromocytoma is a catecholamine-producing tumor arising from chromaffin cells of the sympathetic nervous system derived embryologically from the primitive neural crest cells. Sites: Clinical features…
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Glucagonoma : 6 D’s
Glucagonoma is an alpha-cell tumor of pancreas. Mnemonic: 6 D’s 1. Diabetes 2. Dermatitis (Necrolytic migratory erythema) 3. Declining weight 4. Diarrhea 5. Deep vein…
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ABG Interpretation Made Easy
Normal values Step 1: pH Step 2: pCO2 Step 3: HCO3- Step 4: Determine compensation If there is metabolic acidosis or alkalosis, determine if there…
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Foot Drop : Differentials
Foot drop can result from: L5 radiculopathy Lumbar plexopathy Sciatic neuropathy Peroneal neuropathy Causes Disc herniation, Spinal canal stenosis Pelvic surgery, hematoma, prolonged labor Hip…
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How to check an Error in ABG ? ABG analysis
Sometimes, clinicians might find ABG result not matching with the patient condition. These results might arise from technical errors in machine and there are certain…
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Charcot Arthropathy : Mnemonics
Causes of Charcot Arthropathy Mnemonic: 10 S 3 Theories of Charcot Arthropathy a. Neuro-traumatic: Damage to sensory feedback → Repeated microtrauma → Release of proinflammatory…
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Rheumatoid Arthritis – ACR 2021 Guidelines: Summary
Among various methods of measuring disease activity in rheumatoid arthritis, we will be discussing Clinical Disease Activity Index (CDAI). CDAI = TJC(28) + SJC(28) +…
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