30 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Antinuclear Antibody Testing ... Scl70 (in some cases ... Antinuclear #Antibody #Testing ... #differential # ... diagnosis #rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... smear, HIV/HCV testing ... or if a primary hematologic ... Platelet #Disorders #Differential ... #Workup #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
INDICATIONS FOR TESTING ... for secondary causes ... eosinophilia (common causes ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Antinuclear Antibody Testing ... Scl70 (in some cases ... Antinuclear #Antibody #Testing ... #differential # ... diagnosis #rheumatology
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
similar aggregation pattern ... agonists • This pattern ... considered first-line testing ... Platelet #disorders #hematology ... #hemepath #differential
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash - Differential ... Christmas tree pattern ... Papulosquamous #SkinRash #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Focal Hair Loss Pattern ... Scaling, pustules, crusts ... loss #alopecia #Differential ... #Diagnosis #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... planopilaris Pattern ... HairLoss #Alopecia #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... • Is there a pattern ... weeks) Can Be Caused ... an asymmetric pattern ... #Joint #pain #Differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... reticularis Differential ... with a certain pattern ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology