25 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell (RBC ... : Vitamin B12 or ... Target Cell RBC ... #Morphology #differential ... #diagnosis #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Approach to Anemia - Differential ... Diagnosis Algorithm ... Deficiency • B12 ... Anemia of Chronic Disease ... #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Diagnosis Algorithm ... Neutrophils - Low RBC ... • Liver Disease ... #Causes #Hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Diagnosis Framework ... Spherocytosis, G6PD, PK, HbC ... Folate deficiency, B12 ... Non-megaloblastic: Liver disease ... #Diagnosis #hematology
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
syndrome (SSS) in infants ... , the differential ... Kawasaki disease ... #Diagnosis #Dermatology ... Febrile #Fever #Differential
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Normal: < 1% Clinically ... • Autoimmune diseases ... article/S0002-9343(12 ... #Bandemia #differential ... #WBC #CBC #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
loss), Vitamin B12 ... Chronic kidney disease ... Production #Index #hematology ... #anemia #differential ... #diagnosis #calculation
Evaluation of suspected incomplete Kawasaki Disease

1. AHA consensus recommendations
2. Infants ≤6 months old on day ≥7
incomplete Kawasaki Disease ... Infants ≤6 months ... if they have no clinical ... and lab signs ( ... #Diagnosis #Peds
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Connective tissue disease ... #semiology #signs ... #lesions #diagnosis ... #clinical #manifestations ... pathology #lesions #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... purpura: strong sign ... testes -> pain, infarct ... Lab Tests: • CBC