13 results
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
of Abnormal Coagulation ... Tests - Prolonged ... #APTT #Laboratory ... #Hematology #Diagnosis ... #Workup
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Laboratory Diagnosis ... the preferred test ... testing of skin ... typically part of the workup ... syndrome: • Fever
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
FUO) - Further Workup ... Returning Traveler’ algorithm ... Test for the respective ... values supporting hematologic ... UnknownOrigin #workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... more time for the laboratory ... Rheumatoid #Arthritis #laboratory ... #workup #diagnosis ... #testing #Rheumatology
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... initial response to abnormal ... decision for repeat testing ... #Algorithm #Hepatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... bartonella (oroya fever ... Differential #Diagnosis #Algorithm ... #workup #hematology ... #testing
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... strategy with minimal testing ... cultures, but test ... missing things" → fewer ... Balloon Expulsion Test
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... deficiency - Abnormal ... Red Flags: • Fever ... deficiency Work ... Fecal occult blood test
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... aldosterone - Often normal ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing ... endocrinology #workup
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... value is low, tests ... indirect antiglobulin tests ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology