12 results
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood ... Smear Analysis ... Microangiopathic hemolytic ... #Smear #Analysis ... #hematology #microscopy
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... arrow) Peripheral smear ... #anemia #Hematology ... #Pathology #Smear ... #Microscopy
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Drug-associated, PCH, Evans Syndrome ... - Peripheral Blood ... Smear ↑ abnormal ... Diagnosis #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Peripheral Smear ... hematologic: Acute blood ... loss, Acute hemolysis ... Kawasaki, Nephrotic syndrome
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
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Peripheral Smear ... abnormal under the microscope ... abnormal under a microscope ... count with differential ... smear • Bone marrow
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... smear - RBC agglutination ... younger pts) Differential ... sensitize red blood ... #anemia #hematology
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
on Peripheral Blood ... Smear 23M Somali ... resolved after 2-3d ... Syndrome: 3d of ... recurrentis #BloodSmear #microscopy
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... pulses, bruis, or blood ... Large Vessel: Blood ... Dx: GPA, EGPA, microscopic ... #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
reticularis Differential ... Polyarteritis nodosa • Microscopic ... • Goodpasture syndrome ... vasculitis (inflamed blood ... rash #diagnosis #rheumatology