14 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Reactive: • Anemia ... /blood loss (Fe ... rheumatologic, trauma ... causes #Platelets #hematology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... smear changes are ... D-dimer, egg) are ... #Hematology #Pathology ... #Smear #Microscopy
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... disease, McLeod blood ... RBC #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... > 3: • Acute blood ... loss: Trauma, Gl ... Production #Index #hematology ... #anemia #differential
Schistocytes - The arrows point to schistocytes which are fragmented red blood cells. Also called schizocytes,
fragmented red blood ... In the right photo ... seen in hemolytic anemias ... is mechanical trauma ... Path #BloodSmear #Blood
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
abnormal under the microscope ... abnormal under a microscope ... abnormal under the microscope ... count with differential ... Syndromes #diagnosis #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... hematologic: Acute blood ... hemolysis, deficiency anemia ... infarction, Severe trauma ... Thrombocytosis #Platelets #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... hemorrhage, which are ... integrity: - Trauma ... Sjogren's, GPA, EGPA, Microscopic ... Algorithm #Causes #dermatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
• Mechanical Trauma ... lactam antibiotics are ... Extravascular #Causes #differential ... #diagnosis #hematology ... #anemia
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Band neutrophils are ... of peripheral blood ... Neutrophil (Normal) Differential ... cultures, including blood ... #differential #