16 results
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Wiskott-Aldrich syndrome ... • Leukemia • Lymphoma ... Diseases: • Systemic ... lupus erythematosus ... #Diagnosis #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
Diagnosis Secondary ... malignancies • Anemia ... . autoimmune, TB ... #Diagnosis #Causes ... #hematology #secondary
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
to Systemic Diseases ... #Secondary #dermatology ... #Differential # ... Diagnosis #Algorithm ... #causes
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... . lupus, CLL, lymphoma ... #differential # ... diagnosis #hematology ... #anemia
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Creatinine & BUN: • Chronic ... : • Lymphoma ... Myelodisplastic syndrome ... Pruritus #primary #secondary ... #dermatology #Differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: ... permanent alopecia Differential ... rheumatologic diseases ... with Lupus: • Chronic ... #Diagnosis #Rheumatology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
: • Lymphoma ... Myelodisplastic syndrome ... #systemic #generalized ... #dermatology #Differential ... #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
infection risk secondary ... hemolytic anemia ... ) • Systemic granulomatous ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
diseases: - 10% ... Type III Often Secondary ... erythematosus ( ... #types #classification ... #rheumatology #