41 results
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
thromboembolic disease ... Abnormalities: macrocytic anemia ... (MDS) and/or ... NEJM Review: https ... Autoinflammatory #Somatic #rheumatology
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Sickled red cells ... : Sickle cell disease ... Bite cells: G6PD ... Smear #Analysis #hematology ... #microscopy #interpretation
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
, Liver diseases ... Myelodysplastic syndrome ... , Liver diseases ... Hemolytic uremic syndrome ... #differential #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
anemia (sometimes ... Sideroblastic anemia ... , MDS, Chemotherapy ... differential #diagnosis #hematology ... #microscopy #atlas
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... = funny-shaped cells ... cytopenias (usually anemia ... #MDS #Diagnosis ... #hematology #oncology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Illness Script Signs ... Treatment: • Consider ... Can progress to MDS ... diagnosis #management #treatment ... #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
(MDS) What? ... Myeloproliferative Disease ... factor (GCSF) treatments ... abnormal under a microscope ... #diagnosis #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
(MDS) (normal or ... Hypocellular/Hypoplastic MDS ... abnormalities typical for MDS ... Treatment: ... #oncology #hematology
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
suspected: • Signs ... Iron-deficiency anemia ... unresponsive to treatment ... T1DM, Addisons, microscopic ... Matthew Ho, MD