10 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
drug reaction, infection ... organ-specific signs ... symptoms (eg, skin ... #Differential #diagnosis ... #hematology #eosinophilia
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
loss; CV, CNS, skin ... • Infectious ( ... Lung #Diseases #pulmonary ... #differential #diagnosis ... #comparison #table
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... without localizing signs ... melioidosis, typhoid, pulmonary ... - Tropical pulmonary ... #differential #diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Infections 2. ... neutrophils and eosinophils ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... purpura: Strong sign ... progressive) EGPA (Eosinophilic ... Polyangiitis): • Eosinophilia ... #Rheumatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Hematologic malignancy ... Diagnosis Of NTM ... Exclusion of other diagnosis ... #differential #diagnosis ... #infectiousdiseases
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... shows numerous eosinophils ... Erythemas #comparison #table ... #differential #diagnosis ... #dermatology #compared
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... • EGPA: - Eosinophilia ... to exclude are infections ... purpura: strong sign ... #rheumatology #
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Bacterial or viral infection ... Scleroderma Thickened skin ... Amyloidosis • Eosinophilic ... #differential #diagnosis ... #rheumatology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... #HIV #AIDS #pulmonary ... #infectiousdiseases