16 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Diagnosis and Screening ... Testing Common ... ultrasound; MRA; abdominal ... #Diagnosis #Causes ... #Screening #Workup
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... smear, HIV/HCV testing ... K), H. pylori test ... #Diagnosis #Causes
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
C3, C4 - Test for ... infections are common causes ... of glomerular disease ... #testing #workup ... #diagnosis #glomerulonephritis
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... hydrogen breath test ... colonoscopy), Abdominal ... for celiac disease ... #diagnosis #differential
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
. 5) C3, C4 - Test ... infections are common causes ... of glomerular disease ... #glomerular #disease ... #workup #diagnosis
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Diagnosis Framework ... , physical and testing ... • Splenomegaly/Abscess ... #Differential #
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
most common causes ... more than one cause ... auscultatory percussion, abdominal ... of underlying disease ... Jcortesizaguirr #Ascites #workup
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
from a group to assess ... probability of getting ... how related two values ... but not on the causal ... #calculations #diagnosis
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity - A low value ... hallmark for the disease ... If the value is ... WBC count and differential ... #Workup #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Vasculitis - Skin, glomeruli ... : - Kidneys: glomerular ... - GI tract: abdominal ... retinopathy Lab Tests