13 results
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
• Refeeding Syndrome ... GI: • Small bowel ... diarrhea • Enteric ... Osteomalacia • Fanconi Syndrome ... • Inflammatory Bowel
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Rule out spurious hypophosphatemia ... Malabsorption, Chronic diarrhea ... Tumor genesis syndrome ... Diagnosis #Framework #Workup
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Irritable bowel ... syndrome 4. ... biopsy - Small bowel ... syndrome, Factitious ... management #algorithm #workup
IBS-D Pharmacotherapy

Loperamide
Rifaximin
Eluxadoline
Alosetron
Antispasmodics
Tricyclic antidepressants
SSRIs

#IBSD #IBS #Diarrhea #Irritable #Bowel #Syndrome #pharmacology #table #comparison #management #treatment
#IBSD #IBS #Diarrhea ... #Irritable #Bowel ... #Syndrome #pharmacology ... #table #comparison
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Absorption: Chronic Diarrhea ... Tumor Genesis Syndrome ... , CAR-T cell #Hypophosphatemia ... nephrology #phosphorus #workup
Irritable Bowel Syndrome (IBS) Treatment Options
Amitiza (Lubiprostone)
Antidepressants: Celexa, Wellbutrin, Prozac, Paxil, Nortriptyline, and Zoloft
Bentyl (Dicyclomine)
Creon
Ducolax
Imodium, Maalox,
Irritable Bowel ... Syndrome (IBS) Treatment ... #syndrome #ibs ... #diarrhea #constipation ... #pharmacology #table
Characteristics of Serotonin Syndrome and Other Hyperthermic Syndromes 
Serotonin Syndrome
 - SSRIs, second-generation antidepressants, MAOIs, linezolid,
Serotonin Syndrome ... hyperthermia, hyperactive bowel ... sounds, diarrhea ... normal or reduced bowel ... Diagnosis #Comparison #Table
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
metastasis (hungry bone syndrome ... biliary fistula - Diarrhea ... intake - Small bowel ... depletion - Familial hypophosphatemia ... disorders: - Syndrome
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
losses - Chronic diarrhea ... - Gitelman syndrome ... - Hungry bones syndrome ... Low #Magnesium #Table ... Classification #Causes #Workup
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
metastasis (hungry bone syndrome ... biliary fistula, Diarrhea ... intake, Small bowel ... depletion, Familial hypophosphatemia ... Endocrine disorders: Syndrome