20 results
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
impractical to test ... reduce unnecessary testing ... pick specific tests ... to sort out the ... much smaller differential
Diagnosing Vitamin B12 and/or Folate Deficiency

It turns out that simply measuring serum levels of B12 or
Diagnosing Vitamin ... inadequate to diagnosis ... the first line tests ... #Diagnosis #Nutrition ... #Hematology #ComparisonTable
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #workup #hematology ... #testing
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
meds, Consider diagnostic ... hydrogen breath test ... : • Consider diagnostic ... Abdominal imaging (CT, ultrasound ... #differential #
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Diagnosis Algorithm ... • Dietary Deficiency ... Liver Function Tests ... #Causes #Hematology
Iron Deficiency Anemia (IDA)
Tests:
 • MCV/RBC - RBC ↓ in proportion to the ↓ in hemoglobin
Iron Deficiency ... Anemia (IDA) Tests ... total body iron stores ... #ferritin #Fe #diagnosis ... #hematology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Diagnosis Framework ... disease • Pull test ... texture at bald spots ... #Diagnosis #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... Fecal occult blood test ... • Abdominal ultrasound ... #Causes #dermatology
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Movement Disorders - Differential ... Diagnosis Algorithm ... ataxia, Vitamin E deficiency ... multiple sclerosis) Resting ... Tremor - Occurs at Rest
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