9 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... , deficiency anemia ... : Chronic infections ... and viral infections ... #Algorithm #hematology
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Syndrome Acute ... Syndrome Symptoms ... Most common: Oral ... enzymes ↑ • Mild anemia ... -1/HIV-2 differentiation
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation ... : >3 symptoms, or ... : Infection (sepsis ... 500 mg QD until normal ... #hematology #oncology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Immunodeficiency disorder ... impaired B-cell differentiation ... levels are within normal ... syndrome, HIV) ... hypogammaglobulinemia #immunology #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... age 70 years Symptoms ... Most common cytopenia ... Marrow Failure • Chronic ... #diagnosis #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
with no early symptoms ... weeks without infection ... Physical Exam/Signs ... • Neutropenia, anemia ... workup #oncology #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
fibromyalgia) • Infections ... Induced Lupus: • Symptoms ... Kidney disease common ... with Lupus: • Chronic ... #Rheumatology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
infections (acute ... HIV, HBV, EBV, ... gastric tumors • Hematology ... Comment on type ... #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... Nodosa: • PAN most commonly ... • Progressive symptoms ... Eosinophilia, asthma, chronic ... #Rheumatology