7 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Thalassemia, Iron ... Diseases #Red #BloodCell ... #differential #diagnosis ... #hematology #microscopy ... #atlas #nomenclature
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
x (Hct / 45) / Maturation ... Factor The maturation ... deficiencies: Iron ... Production #Index #hematology ... #diagnosis #calculation
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Normal: < 1% Clinically ... Differential Diagnosis ... likelihood of negative clinical ... #CBC #hematology ... #pathophysiology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... the presence of anemia ... ferritin level, and iron ... ANA and RF (if clinical ... #testing #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... Differential Diagnosis ... fibromyalgia) • Infections ... lymphopenia, low PLT • Anemia ... #Rheumatology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
(RA, Temporal arteritis ... Liver disease: Cirrhosis ... gastric tumors • Hematology ... #differential #diagnosis ... #hematology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
pulmonary symptoms • Rheumatologic ... neutropenia, and iron ... , neutropenia, cirrhosis ... Aspergillosis Pathophysiology ... Meningitis, septic arthritis