17 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... Unstable hemoglobin disorders ... #differential #diagnosis ... #hematology #microscopy ... #atlas #nomenclature
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Diagnostic Algorithm ... - Anemia of chronic ... Probable bone marrow disorder ... Underproduction #Algorithm #hematology ... #workup
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
and Differential Diagnosis ... T-cell - CD7, CD3 Chronic ... - Abnormal morphology ... Pelger-Huet, Macrocytic anemia ... #hematology #Markers
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
microangiopathic hemolytic anemia ... and laboratory diagnosis ... , not a morphologic ... count, D-dimer, egg ... #Hematology #Pathology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential Diagnosis ... malignancies • Anemia ... inflammatory disorders ... (e.g. autoimmune ... #Causes #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... changes), high MCV anemia ... #Causes #Workup ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... other reproducible morphologic ... Consider RBC membrane disorder ... #Algorithm #workup ... #hematology #testing
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
- Differential Diagnosis ... Neoplastic / Hematologic ... • Anemia • ... • Drug Abuse (e.g ... • Somatization Disorder
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... (BM) ablative disorders ... of substrate (e.g ... #Algorithm #Diagnosis ... #Workup #Hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Iron deficiency anemia ... halt nail growth (e.g ... discoloration) • Chronic ... #Differential #Diagnosis