8 results
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
• Infection (e.g ... • Kikuchi Disease ... Tularemia • Secondary ... #Causes #Hematology ... #Oncology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
CVID: Immunodeficiency ... infection risk secondary ... • Nodules • Lymphoid ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Causes of Fat Malabsorption - Differential Diagnosis
Biliary Duct Obstruction
 • Autoimmune— PBC, PSC
 • Infection— liver
• Malignancy— lymphoma ... • Immunodeficiency ... — CVID • Protein ... - Acquired • Chronic ... #Diagnosis #Causes
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... Malignant lymphoma ... RBC #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... • Tumor lysis syndrome ... bone marrow and secondary ... #Leukemia #Hematology ... #Oncology #Diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... with Lupus: • Chronic ... #Rheumatology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
DDX: Rule Out Secondary ... Marrow Failure • Chronic ... Myeloproliferative Disease ... #diagnosis #hematology ... #oncology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Aldolase levels • EMG ... statins - probably caused ... Myositis #Myopathy #rheumatology ... #differential #