13 results
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
- Differential Diagnosis ... (vasculitis / autoimmune ... Hypereosinophilic Syndrome ... #Differential #Diagnosis ... #Causes #hematology
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... can present with rash ... , Shaw sign, holster ... anti-synthetase syndrome ... #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Amyloidosis • Eosinophilic ... Antiphospholipid-antibody syndrome ... Sarcoidosis #dermatology ... #differential #diagnosis
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
staphylococcal scalded skin syndrome ... and toxic shock syndrome ... erythematous rash ... #Diagnosis #Dermatology ... #Erythematous #Rash
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Reaction with Eosinophilia ... extensive skin rash ... Criteria for Diagnosis ... SinaiBmoreIMRes #DRESS #Syndrome ... #dermatology #diagnosis
Idiopathic Inflammatory Myopathies (IIM's)

RASH + MUSCLE WEAKNESS → Consider idiopathic inflammatory myopathies (IIM's)

 • Overlap Myositis
features of another autoimmune ... antisynthetase syndrome ... Myopathies #IIMs #diagnosis ... dermatology #Myopathy ... #Rash
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
malignancies, autoimmune ... infection and autoimmune ... shows numerous eosinophils ... #differential #diagnosis ... #dermatology #compared
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... Episcleritis Signs ... , breast CA - Hematologic ... #diagnosis #dermatology
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
diffuse palpable rash ... Diagnosis? ... reaction with eosinophilia ... infections, foods, autoimmune ... Hand #skinrash #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential Diagnosis ... Generalized itchy rash ... SAPHO syndrome ( ... Eosinophilic folliculitis ... #Dermatology