56 results
Cutaneous and Systemic Findings in Dermatomyositis
Cutaneous Findings:
 - Heliotrope sign and edema
 - Nail-fold changes
 -
Systemic Findings in Dermatomyositis ... or shawl sign ... be tender) - Interstitial ... #Dermatomyositis ... #Diagnosis #Rheumatology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial ... DM/PM : dermatomyositis ... LungDisease #CTILD #Diagnosis ... #Differential # ... Table #Pulmonary #Rheumatology
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
connective tissue (types ... Polymyositis & Dermatomyositis ... Rheumatoid #Factor #RF #rheumatology ... #laboratory #differential ... #diagnosis
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... Inverse Gottron’s sign ... auricular papules Clinical ... #rheumatology # ... dermatology #diagnosis
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... 1 (50%-80%), type ... CHAMPS #Mnemonic #diagnosis ... #differential # ... hematology
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia 1) DIAGNOSE ... Coombs • IgG type ... • Blood smear: Differential ... 2) LOOK FOR a cause ... management #treatment #rheumatology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies Dermatomyositis ... heliotrope, shawl sign ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology #
Epiglottitis - Swollen inflamed epiglottis 
Clinical (Rapid onset) 
 • Fever 
 • Sore throat
inflamed epiglottis Clinical ... Haemophilus influenzae type ... #Epiglottitis #Signs ... #Causes #Diagnosis ... #Differential #
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... eosinophilia (common causes ... organ-specific signs ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
in Pregnancy - Differential ... Diagnosis Algorithm ... Campbell de Morgan spot ... • Chadwick's sign ... #causes