31 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... febrilepodcast] #ID #Infectious ... Diseases #Infections ... #Microbiology # ... #Differential #Ddx
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
agglutinin disease and Infection ... Mycoplasma Pneumonia or Infectious ... individual’s red blood ... Clinical #Path #Blood ... #Smear #Microscopy
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
agglutinin disease and Infection ... Mycoplasma Pneumonia or Infectious ... individual’s red blood ... Clinical #Path #Blood ... #Smear #Microscopy
Dysmorphic Red Blood Cells on Electron Microscopy
This eyeSCANdy image shows dysmorphic red blood cells from the
Dysmorphic Red Blood ... Cells on Electron ... Microscopy This ... dysmorphic red blood ... clinical #pathology #hematology
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood ... disease Bite cells ... #Peripheral #Blood ... Smear #Analysis #hematology ... #microscopy #interpretation
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
• Mean age at Dx ... petechiae) • Frequent infections ... Macrocytic anemia DDX ... • Parvovirus infection ... Syndromes #diagnosis #hematology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... polychromatophilic cells ... hemolytic #anemia #Hematology ... Pathology #Smear #Microscopy
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Algorithm Red blood ... cells on urine ... microscopy. ... with polyangiitis/microscopic ... glomerulonephritis • Post-Infectious
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Peripheral blood ... Eosinophilia, 500-1,500 cells ... drug reaction, infection ... Strongyloides infection ... Differential #diagnosis #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
weeks without infection ... Scoring system: DDX ... Lymphocytosis: Absolute blood ... Contamination, colitis DDX ... workup #oncology #hematology