21 results
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Causes of acute ... Irritable bowel ... syndrome 4. ... biopsy - Small bowel ... fat Increased fecal
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Causes of Pediatric ... • Inflammatory Bowel ... Syndrome • Food ... Syndrome #Diarrhea ... Diagnosis #Algorithm #Causes
Fecal Incontinence - Pathogenesis and Complications
Continence mechanisms are impaired
 • Local neuronal damage
 • External and
Fecal Incontinence ... , diarrhea-predominant ... irritable bowel ... syndrome, laxatives ... dementia) #Fecal
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
• Refeeding Syndrome ... GI: • Small bowel ... diarrhea • Enteric ... • Inflammatory Bowel ... endocrinology #causes
Causes of a low fecal elastase
Abnormal pancreatic imaging:
Chronic pancreatitis, Pancreatic tumours including cystic disease, Pancreatic resection,
fecal elastase ... Shwachman-Diamond syndrome ... result-watery diarrhoea ... syndrome, Inflammatory ... of orlistat #fecal
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Syndrome (IBS) - ... • If Diarrhea: ... disease w/ fecal ... calprotectin or fecal ... #Syndrome #Diagnosis
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
• Vomiting, diarrhea ... • Irritable bowel ... syndrome • Celiac ... • Inflammatory bowel ... intolerance • SIBO Focal
Causes of Chronic Diarrhea - Differential Diagnosis
Osmotic
 • Food/Drink: Lactose intolerance, Artificial sweeteners (e.g. sorbitol, high
Causes of Chronic ... Diarrhea - Differential ... • Irritable bowel ... • Inflammatory bowel ... #Causes #Differential
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... biliary fistula - Diarrhea ... intake - Small bowel ... disorders: - Syndrome ... Hypomagnesemia #Causes
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
arrest, Kounis syndrome ... arrest GI (>40%): Nausea ... , vomiting, diarrhea ... abdominal pain and fecal