553 results
Normal Vitamin and Mineral Absorption

#Diagnosis #Absorption #Nutrient #Mineral #Vitamin #Duodenum #Ileum #Jejunum #Location #Map #Gastrointestinal
Vitamin and Mineral Absorption ... #Diagnosis #Absorption ... Duodenum #Ileum #Jejunum
Gastrointestinal tract absorption. 

#Absorption #Nutrient #Mineral #Vitamin #Duodenum #Ileum #Jejunum #Location #Map #Gastrointestinal #Diagnosis #ShortGut #SBS
Gastrointestinal tract absorption ... #Absorption #Nutrient ... Duodenum #Ileum #Jejunum
Nutrient Absorption After Gastric Bypass Surgery

#Diagnosis #Absorption #Nutrient #Mineral #Vitamin #Gastric #Bypass #Duodenum #Ileum #Jejunum #Location
Nutrient Absorption ... #Diagnosis #Absorption ... Duodenum #Ileum #Jejunum
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
intestinal calcium absorption ... and stimulates resorption ... Stimulate calcium reabsorption ... kidney, Stimulates resorption ... Differential #Diagnosis #algorithm
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Miscellaneous - Bone Resorption ... - Calcium Reabsorption ... Differential #Diagnosis #Algorithm ... #causes #endocrinology
Folate Deficiency - Causes of Decreased Folic Acid
↓ Intake: Diet, Age, Alcohol
↑ Demand: Pregnancy, Infancy, Hemolysis,
Folate Deficiency - Causes ... Severe dermatitis ↓ Absorption ... disease, Enteritis, Jejunal
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... increased bone Ca2+ resorption ... increased GI Ca2+ absorption ... Hypercalcemia #Causes
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Differential Diagnosis Algorithm ... Decreased intake/absorption ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Black and Bloody Stools - Melena and Hematochezia
Melena - Refers to passage of black, tarry (sticky
originates in the jejunum ... result from other causes ... frequently from the jejunum ... hemorrhage may also cause ... #Differential #Causes
The Pathophysiology of Fat Absorption and Causes of Malabsorption (steatorrhoea)

#Fat #Malabsorption #Pathophysiology #Differential #Steatorrhea #Diarrhea #Diagnosis
Pathophysiology of Fat Absorption ... and Causes of Malabsorption