41 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... , Liver disease, ... myeloma Rouleaux: Chronic ... Multiple myeloma, Chronic ... hematology #microscopy #atlas
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... , Liver diseases ... Thalassemia, Liver diseases ... cells - Renal diseases ... , Liver diseases
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... on Smear • Chronic ... • Anemia of Chronic ... Disease • Marrow ... Non-lmmune #Anemia
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Anemia - Underproduction ... - Anemia of chronic ... of chronic kidney ... disease - Vitamin ... #differential #workup
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell disease ... Cold agglutinins disease ... , Hemoglobin H disease ... Diagnosis #Algorithm #workup
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
transform into a RBC ... of chronic inflammation ... deficiencies: Chronic ... kidney disease, ... , Intrinsic RBC
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung Diseases ... Connective Tissue Disease ... connective tissue disease ... bronchiolitis-interstitial lung disease ... Interstitial #Lung #Diseases
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Cardio-pulmonary disease ... • Anemia • ... Chronic Infection ... Deconditioning • Arthritis ... • Endocrine Disease
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... Polycythemia Vera • Chronic ... : • Acute or Chronic ... disorders • Celiac disease ... Iron deficiency anemia
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Symptoms of Joint Disease ... categories of joint disease ... : • Acute or chronic ... necrosis, and Paget disease ... rheumatology #approach #workup