37 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... thrombophlebitis Skin ... band syndrome • Shin ... Brittle nails - Skin ... skin • Inflammation
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... Scleroderma Thickened skin ... arthritis Discoid skin ... #skin #rashes # ... #rheumatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Infections 2. ... Autoimmune diseases ... trigger - Direct skin ... 50% of patients Skin ... 1% of patients Skin
MIAMI Mnemonic for Differential Diagnosis of Lymphadenopathy
Malignancies
 - Kaposi sarcoma, leukemias, lymphomas, metastases, skin neoplasms
Infections
 -
MIAMI Mnemonic for Differential ... lymphomas, metastases, skin ... toxoplasmosis Autoimmune ... sarcoidosis Iatrogenic causes ... MIAMI #Mnemonic #Differential
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... gyratum repens • A skin ... and autoimmune ... induratum • A chronic skin ... comparison #table #differential
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... reticularis & skin ... diagnosis #types #classification ... #rheumatology #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... weeks) Can Be Caused ... Rheumatologic Disease ... #Differential # ... Diagnosis #MSK #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA) Skin ... GPA causes disease ... vasculitis Skin ... also occur Skin ... 16%) • Painful skin
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Disorders: • Infection ... tuberculosis, fungal infections ... • Abdominal pain ... • Back pain ... patches on the skin
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... drug reaction, infection ... symptoms (eg, skin ... Disorders #Algorithm #Differential ... #diagnosis #hematology