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Differential Diagnosis of Chronic Watery Diarrhea

Chronic Watery Diarrhea can be subdivided in: osmotic, secretory and functional. Secretory Diarrhea:: bowel secretes too much fluid  VERY HIGH volume stools (>1L) Stool Osmolar Gap less than 50. No changes on Fasting. Caused by enterotoxins, bile acids(when ileal resection), carcinoid sx, VIPoma. Osmotic Diarrhea::   Non absorbable solutes that stay in bowel and drag water in its SMALLER volume stools. (<1L) Stool Osmolar Gap more than 50. Stops on fasting. ex. lactose intolerance and celiac disease Functional Diarrhea::   IBS, where hallmark is hypermotility,  has smaller volume and symptoms disappear at night.
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Custom Medical Dictionary for MS Office for Free

Frustrated that Microsoft Word marks difficult medical terms as mispelled? I was, but this is a simple solution I created that works well.         You get frustrated adding such underlined words every time to the inbuilt custom dictionary of Microsoft Word by right clicking and adding. To avoid such repeated annoyance, the more permanent solution would be installing a medical spell checker itself which works in the background. So here is the Solution:  "MedSpellChecker"  - a custom dictionary for medical transcription with a collection of medical words that could work in tandem with Microsoft Word. Download  "MedSpellChecker" Medical Dictionary for Microsoft Word  and follow instructions to get it working :) Windows To Add a Dictionary: 1.      Download and save the Medical Dictionary File to your desktop. o    In IE, right click on the link and click “ Save Target As ” to save the file. o    In Firefox and Chrome, right click on the link and cl
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Rule of 2 for Tuberculosis

:: Rule of Two for Tuberculosis:: 1.      2 out of 10 word cases of TB are in India 2.      Tuberculosis has 2 words T and B = TB 3.      TB can be pulmonary or extra pulmonary. 4.      Resistant TB can be MDR or XDR Tb. 5.      MDR TB is seen in 2% of new TB cases. 6.      2 patients of every 10 patients are extra pulmonary TB cases 7.      One can treat both sputum positive and sputum negative cases 8.      Sputum negative cases confirm by GeneXpert or LPA test 9.     Don’t ignore fever and cough. 10.   Don’t ignore fever of more than 2 weeks duration. 11.   Don’t ignore cough of more than 2 weeks duration. 12.   Get 2 sputum examination to rule out TB (stat and nearly morning). 13.   Collect 2 ML of sputum for examination. 14.   Sputum can be tested by Z N Stain or fluorescent microscopy. 15.   2 tests for TB to remember: Sputum AFB and Molecular tests. 16.   Molecular tests can be GeneXpert TB test or LPA (line probe assay) test. 17.   GeneXp
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ECG Interpretation Checklist

Rate (300/big squares or 1500/ Small Squares) - bradycardia/tachycardia? (n: 60-100/minute) Rhythm - regular/irregular? - sinus rhythm? (regular P preceding QRS) - nodal rhythm? (normal QRS, absent P) - ventricular rhythm? (P follows QRS, QRS length >0.12s/3 small Boxes) - atrial fibrillation? QRS irregularly irregular, No discernible P. - atrial flutter? Sawtooth appearance. Regular QRS Axis (I 0deg; II +60deg; aVF +90deg; III +120deg; aVR -150deg; aVL -30deg) - Mean frontal axis? At 90deg to isoelectric complex. - Left axis deviation? -30deg to -90deg. - Right axis deviation? +90deg to +180deg. P-wave (Positive in I,II,aVF, V4-V6) - Sinoatrial block? Complete/partial - Left atrial hypertrophy? Bifid P. " P mitrale " - Right atrial hypertrophy? Peaked P. " P pulmonale " P-R interval (start of P to start of QRS) - Delayed AV conduction? (>0.2s/5 squares) - Accessory conduction? (<0.12s/3 squares) QRS Complex - Ventricular condu
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