13 results
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Helicobacter Pylori Testing ... Urea breath test ... at UCSF due to cost ... first line test ... #Laboratory #Diagnosis
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... cases in which injury ... - Serum tests that ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... Diagnosis Algorithm ... Ascariasis, Choledochal cyst ... extrahepatic source - Tests ... #diagnosis #algorithm
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
bronchial wall injury ... parenchyma Diagnosis ... Bronchoscopy Laboratory ... Bronchiectasis #pulmonary #differential ... #diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
to local skin injury ... artery aneurysms Diagnosis ... pathognomonic laboratory ... Behcet disease) Differential ... Diagnosis: • Genital
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Fecal Occult Blood Test ... #OccultBlood #Testing ... #Laboratory #FalsePositive ... FalseNegative #Diagnosis ... #Differential #
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... Diagnosis The ... liver or renal injury ... - assess other laboratory ... or diagnostic tests
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
indirect Coombs test ... Crossmatch - involves testing ... Related Acute Lung Injury ... false negatives on testing ... #Transfusions #diagnosis
Pathergy Summary Overview

What is pathergy?
Pathergy is an exaggerated skin injury occurring after minor trauma such as
exaggerated skin injury ... Ulceration • Pathergy testing ... establishing the diagnosis ... #Pathergy #diagnosis ... #differential #
Osteochondral Lesion of the Talus - MSK Radiology
Imaging Findings:
 • Typical location of the osteochondral defect
assessment of stability ... • Fluid-filled cysts ... deep to lesion Differential ... diagnosis: • Avascular ... clinical #Radiology #diagnosis