Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief 🇵🇭 🇺🇸 - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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management algorithm oncology workup hemolytic atlas hemolysis hemophagocytic hlh lymphohistiocytosis mgus monoclonal morphology nutrition pancytopenia rbc thrombocytosis acquired adultonset arteritis
Thrombocytosis - Differential Diagnosis Platelet Count > 450 Reactive: • Anemia/blood loss (Fe deficiency) • Infection/Sepsis • Non-infectious
Reactive: • Anemia ... blood loss (Fe deficiency ... Non-infectious (malignancy, rheumatologic ... #Diagnosis #causes ... #Platelets #hematology
Anemia - Underproduction Diagnostic Algorithm - Iron deficiency anemia - Anemia of chronic inflammation - Anemia
Diagnostic Algorithm ... - Iron deficiency ... chronic kidney disease ... Underproduction #Algorithm #hematology ... #diagnosis #differential
Diagnostic Framework for Anemia (Morphological Approach - MCV) Low MCV - <80fL - "Microcytic" • Iron deficiency
Diagnostic Framework ... Myelodysplastic syndrome ... morphologic #mcv #differential ... #diagnosis #causes ... #hematology
Red Blood Cell (RBC) Morphology Atlas • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... Hemolytic uremic syndrome ... Morphology #Atlas #key #diagnosis ... #differential # ... hematology
Causes of Thrombocytosis - Differential Diagnosis Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis): • Acute infection • Solid organ
malignancies • Anemia ... specifically: iron deficiency ... Myelodysplastic syndrome ... #Diagnosis #Causes ... #hematology #secondary
Red Blood Cell (RBC) Morphology Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
RBC: Pyridoxine deficiency ... Thalassemia, Iron deficiency ... disease anemia ... RBC #Morphology #differential ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes Intravascular Hemolysis: • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... G6PD deficiency) ... #differential # ... diagnosis #hematology ... #anemia
Differential diagnosis of schistocytes / fragmentation hemolysis: • Thrombotic microangiopathies (TMA) - TTP
Differential diagnosis ... • Severe B12 deficiency ... macroangiopathic hemolytic anemia ... " • HELLP syndrome ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Diagnosis Algorithm ... #Differential # ... #workup #hematology
Differential Diagnosis for Hemolytic Anemia Intrinsic Causes: • Enzyme deficiencies ex. G6PD, pyruvate kinase • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... : • Liver disease ... Diagnosis #causes ... classification #hematology
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