2888 results
Causes of Iron Deficiency
 • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... • Blood Loss: Gl ... Iron #Deficiency #Causes
Causes of Increased Amylase (Hyperamylasemia)
Increased serum amylase is not always due to pancreatitis. Here are some
Causes of Increased ... are some other causes ... disease, SOD • Gl
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
= poor intake, Gl ... differential #diagnosis #causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Metabolic acidosis: Gl ... Diagnosis #Algorithm #causes
Protein Losing Enteropathy
Clinical Presentation:
 • Volume overload: Peripheral edema, pleural effusion or ascites.
 • Gl symptoms
Gl symptoms ... without apparent cause ... Etiologies: • Erosive Gl ... diseases: UC/Crohn, Gl ... • Non-erosive Gl
Causes of Unintentional Weight Loss - Differential Diagnosis
Malignancy 
 - Tumor effect* (esp. Gl, lung, lymphoma)
Causes of Unintentional ... Gl, lung, lymphoma ... Non-Malignant Gl ... Differential #Diagnosis #Causes
ACEI or ARB Initiation
Hyperkalemia:
 - Review concurrent drugs
 - Moderate potassium Intake
 - Consider: diuretics, sodium
sodium blcaibonate, Gl ... - Review for causes
Massive Hemoptysis - Diagnosis and Management
 • Definitions: 
   - Hemoptysis = bleeding from
epistaxis) or Gl ... has potential to cause
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
dehydration due to renal/Gl ... findings based on cause
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Causes of Inaccurate ... Ingestion of non-Gl