60 results
"Recommended laboratory HIV testing algorithm for serum or plasma specimens. Based on: Centers for Disease Control
on: Centers for Disease ... Control and Prevention ... Testing for the Diagnosis ... of HIV Infection ... #Testing #HIV #CDC
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... CT chest scan), CBC ... Diseases Fellows ... #HIVAIDS #workup ... #diagnosis #evaluation
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Artifact (redo CBC ... Myelofibrosis Infectious ... disorders • Celiac disease ... effect following treatment
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
for workup, including ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Vasculitides, IBD, Celiac disease ... Kawasaki, Nephrotic syndrome
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
on the left Myeloblast ... Differential Diagnosis ... • Autoimmune diseases ... #differential #diagnosis ... #CBC #hematology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... allopurinol), Infection ... Investigations • Labs: CBC ... DAH, rule out infection ... #differential #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... procedures - Infection ... decreased PLT count: CBC ... #hematology
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
Management Summary Diagnostic ... incidentally via CBC ... of symptoms and prevention ... von Willebrand disease ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... inclusions - If infection ... #Differential #Diagnosis ... #Algorithm #workup ... #hematology #testing
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... • Intrinsic RBC ... #hematology #anemia