13 results
Age-Focused Initial Evaluation for Pyoderma Gangrenosum 

All Patients: 
 - A thorough history and physical examination
mycobacterial) - CBC ... with differential ... #Gangrenosum #Workup ... #Evaluation #Age ... #Dermatology #Diagnosis
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
during medical evaluation ... or workup for specific ... (common causes are ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Even with normal WBC ... relative to both WBC ... 21% had normal WBC ... diagnosis #neutrophil #WBC ... #CBC #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... decreased PLT count: CBC ... disease), HBsAg/anti-HBc ... - Bone marrow evaluation ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... vasculitis, malignant hypertension ... • Unusual RBC ... acanthocytes - Consider RBC ... Diagnosis #Algorithm #workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
- Workup and Differential ... Approach (when evaluation ... with previously stable ... #Workup #causes ... #Differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Syndromes (PRS) are ... mononeuritis multiplex WORKUP ... coagulopathy) • CBC ... w differential ... gross hematuria, RBC
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in particular) Evaluation ... CT chest scan), CBC ... Infections #HIVAIDS #workup ... #diagnosis #evaluation ... #differential #
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory Evaluation ... from ischemia WBC ... count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... else is driving RBC ... you’ll do a good workup ... #Polycythemia #Differential ... Diagnosis #Algorithm #workup