26 results
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... - Acute and chronic ... Vomiting - Diarrhea ... #Hyponatremia #Classification ... Diagnosis #Table #Causes
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Evaluation of Chronic ... Causes of acute ... diarrhea 2. ... leukocytes and occult blood ... 1000 g/24 h) #Chronic
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Congenital chloride diarrhea ... - Normal/low blood ... metabolic acidosis: Chronic ... diarrhea, Kidney ... Diagnosis #Algorithm #causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... - Chronic diarrhea ... Magnesium #Table #Classification ... #Causes #Workup
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... • Vomiting, diarrhea ... Consider cardiac causes ... genitourinary causes ... #Causes #Differential
Causes of Chronic Diarrhea - Differential Diagnosis
Osmotic
 • Food/Drink: Lactose intolerance, Artificial sweeteners (e.g. sorbitol, high
Causes of Chronic ... Diarrhea - Differential ... insufficiency: Chronic ... #Diarrhea #Causes ... #inflammatory #classification
Clinical Presentations Suggestive of Infectious Diarrhea Etiologies
 • Persistent or chronic diarrhea - Cryptosporidium spp, Giardia
Persistent or chronic ... histolytica • Visible blood ... infections can cause ... often grossly bloody ... infections) • Chronic
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differential Diagnosis: Causes ... starvation, diabetic) Causes ... acidosis: - Diarrhea ... Acetazolamide Causes ... - Salicylates Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
• Normal/low blood ... metabolic acidosis • Chronic ... diarrhea • Kidney ... D-lactic acidosis • Chronic ... the indicated causes
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... symptoms - Headache, fever ... abdominal pain, diarrhea ... Atopic diseases, Chronic ... spontaneous urticaria, Chronic