239 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
most likely to cause ... pulmonary infection ... underlying lung disease ... Primary skin and ... as disseminated disease
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... Infections 2. ... trigger - Direct skin ... Urticaria #diagnosis #rheumatology ... #comparison #table
Cervical Lymphadenopathy - Lymph Node Drainage
Preauricular nodes - Drain scalp, skin
 • Differential diagnosis: Scalp infections,
- Drain scalp, skin ... Malignancies: Skin ... genitourinary tract, pulmonary ... Thyroid/laryngeal disease ... cytomegalovirus, dental disease
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... - Bone marrow disease ... SLE) - Viral infections ... APLS • Acute Infectious ... Differential #Diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Myelofibrosis Infectious ... disorders • Celiac disease ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... Diagnosis • Infection ... Malignancy: - Hematologic ... carcinoma • Non-infectious ... vasculitis to cause
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... parvovirus B19 infection ... • Lyme disease ... migrans • Lyme disease ... Sarcoidosis • Crohn's disease
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Meningitis • Skin ... Infection Abscess ... • Sickle Cell disease ... Diagnosis #Algorithm #causes
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
Non-HCV infectious ... vasculitis - Diagnosis, causes ... manifestations - Skin ... with refractory disease ... Cryoglobulinemia #Vasculitis #Rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... cell arteritis Infections ... • Fungal infections ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology