41 results
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
impractical to test ... before testing ... pick specific tests ... the much smaller differential ... #Algorithm #Testing
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea ... hydrogen breath test ... Abdominal imaging (CT, ultrasound ... / #Chronic #Diarrhea ... #differential #
Diarrhea Workup and Management Algorithm in Transplant Patients
First Tier Microbiologic-Testing:
1. C. difficile PCR (Stool)
2. CMV qPCR
and Management Algorithm ... Breath test for ... #Workup #Management ... Algorithm #Transplant #diagnosis ... #differential
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Irritable bowel syndrome ... Malabsorption syndromes ... #management #algorithm ... #workup #diagnosis ... #differential
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Diagnosis and Screening ... Testing Common ... disease - Renal ultrasound ... Duplex Doppler ultrasound
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Hyponatremia - Differential ... Diagnosis Algorithm ... Cerebral salt wasting ... losses, Vomiting, Diarrhea ... #Diagnosis #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
losses - Chronic diarrhea ... Familial renal Mg wasting ... syndromes ... Hypomagnesemia #Differential ... #Diagnosis #Low
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Irritable Bowel Syndrome ... strategy with minimal testing ... cultures, but test ... • If Diarrhea: ... Balloon Expulsion Test
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
and Management ... susceptibility testing ... the preferred test ... • Laboratory testing ... the workup • Test
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Diagnosis for Pulmonary ... Disease-specific testing ... , biopsy By Tess ... #differential # ... diagnosis #nephrology