372 results
diagnosis management differential algorithm treatment clinical cardiology causes pharmacology hematology neurology pediatrics peds pulmonary deficiency nephrology workup anemia rheumatology syndrome
Vitamin B12 (Cobalamin) Deficiency Etiology: • Vit B12 - aka cobalamin. Present in foods derived from animal
Vitamin B12 (Cobalamin ... Etiology: • Vit B12 ... who don't take B12 ... - Low Vit B12 ... level (< 200 pg
Acute Heart Failure Exacerbation - Diagnostic Likelihood Ratios +LR > 3.5: • Overall judgement of ED physician
• BNP < 100 pg
Clinically Important Vitamins and Vitamin Deficiency States Fat-soluble Vitamins: • Vitamin A - Xerophthalmia, night blindness,
• Thiamine B1 ... • Riboflavin B2 ... gestation • Vitamin B12
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix Sensitivity refers to the test's ability to correctly
#Specificity #FalsePositive
Diagnosing Vitamin B12 and/or Folate Deficiency It turns out that simply measuring serum levels of B12 or
Diagnosing Vitamin B12 ... serum levels of B12 ... with low normal B12 ... people with low B12 ... accumulate in B12
Causes of Vitamin B12 Deficiency - Cobalamin Decreased Intake Pancreas: Insufficiency Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin B12 ... pylori infection, B12 ... BrighamChiefs #Vitamin #B12
Urine Drug Screens - Common drugs that may cause false positive tests Amphetamines: Bupropion, Labetalol, Methylphenidate, Phenylephrine,
Toxicology #Diagnosis #FalsePositive
Methylmalonic Acid and Homocysteine Levels in Vitamin B12 and Folate Deficiency • B12 Deficiency: MMA elevated,
Levels in Vitamin B12 ... Deficiency • B12 ... #Homocysteine #B12
Prevalence of Common Nutritional Deficiencies and Supplement Recommendations in Bariatric Patients Calcium, Vitamin B1 (thiamine), Vitamin
Calcium, Vitamin B1 ... thiamine), Vitamin B12
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 Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.) Physicians
and a vitamin B12 ... Measures of vitamin B12 ... because if vitamin B12 ... that occur with B12
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