17 results
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... of Chronic Disease ... of Chronic Disease ... #MCV #Classification ... #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... Chemotherapy (e.g ... Malignant lymphoma ... RBC #Morphology #differential ... #diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... malignancies • Anemia ... . autoimmune, TB ... Myelodysplastic syndrome ... #hematology #secondary
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
• Infection (e.g ... • Kikuchi Disease ... Tularemia • Secondary ... #Causes #Hematology ... #Oncology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... . lupus, CLL, lymphoma ... #differential # ... diagnosis #hematology ... #anemia
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
infection risk secondary ... • Nodules • Lymphoid ... hemolytic anemia ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Causes: Chronic ... Secondary to Inflammation ... HgbE, HgbC, etc. ... #Causes #Hematology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... • Anemia • ... Hepatitis • HIV Autoimmune ... Obstructive Pulmonary Disease ... Fatigue Syndrome
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Iron deficiency anemia ... • Nephrotic syndrome ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Creatinine & BUN: • Chronic ... : • Lymphoma ... Myelodisplastic syndrome ... Pruritus #primary #secondary