17 results
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Cholesteatoma • Basal/squamous ... cell CA • Melanoma ... Relapsing, bilateral, erythematous ... Oral aphthous ulcers ... subdural hematoma, lung
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... burning sensation or pain ... reticularis Differential ... syndrome • Giant cell ... #rheumatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Milk • Food products ... status NTM Cause ... Advanced HIV (CD4 cell ... diarrhea, abdominal pain ... #differential #
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... presenting with erythematous ... cancers, including lung ... comparison #table #differential ... #diagnosis #dermatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... fibromyalgia) • Infections ... Arthritis: • Joint pain ... Induced Lupus: • Symptoms ... #Diagnosis #Rheumatology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Cryofibrinogenemia Symptoms ... associated with autoimmune ... Malignancy • Infections ... #rheumatology # ... hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
: Erythematous nodules ... tract: Abdominal pain ... • Progressive symptoms ... tract, and often causes ... #Diagnosis #Rheumatology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • Risk: Can produce ... • Oral mucosal ulcers ... Constitutional symptoms ... #AIDS #pulmonary
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Interstitial lung ... • Shrinking lung ... Scleroderma Thickened skin ... #differential # ... diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... : erythematous nodules ... to exclude are infections ... Presentation - Systemic Symptoms ... #diagnosis #rheumatology