5829 results
Common RBC Inclusions and Associations
 • Howell Jolly Bodies: Hyposplenism, Asplenism, Severe hemolytic anemia
 • Heinz
Common RBC Inclusions ... • Hemoglobin H Inclusion ... cell, MDS #RBC #Inclusions ... #Bodies #diagnosis
Red Blood Cell Morphology Atlas

Size variation, Hemoglobin distribution,  
Hypochromia,  
Shape variation,  
Inclusions, 
Red
variation, Inclusions ... distribution #Diagnosis
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
temporal arteritis Inclusion ... elevated CK, Biopsy: inclusions ... #differential #diagnosis
Morphologic Findings in Red Blood Cells
Basophilic stippling - Small blue dots in red cells, due to
gray-black round inclusions ... dot-like, dark purple inclusion ... ring-shaped dark purple inclusion ... #Morphologic #Diagnosis
Myositis and Myopathies
#ESR #CK #Differential diagnosis of myopathy 
#Inflammatory #myopathies	#Dermatomyositis	
#muscle weakness
#Polymyositis	
#Inclusion body myositis
#Polymyalgia rheumatica	
#Fibromyalgia	
#Hypothyroid myopathy	
#Muscle stiffness
#Drug-induced
#Differential diagnosis ... Polymyositis #Inclusion
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
): HMGCR, SRP Inclusion ... MSAs #clinical #diagnosis
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
- Differential Diagnosis ... dermato-, poly-, inclusion ... #Differential #Diagnosis
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
- Differential Diagnosis ... Increased HgbH, HgbH inclusions ... #Differential #Diagnosis
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... • Unusual RBC inclusions ... #Differential #Diagnosis
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Associated Features: Diagnosis ... discontinued Inclusion ... over years, often diagnosed ... #differential #diagnosis