25 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Sarcoidosis or Lofgren's syndrome ... Giardiasis #Erythema ... #Dermatology #SkinRash
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... 50% Cutaneous Vasculitis ... Leukocytoclastic Vasculitis ... • Erythema elevatum ... Disease • Cogan syndrome
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Dermatomyositis Erythema ... Lyme disease Erythema ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
diseases, Toxic shock syndrome ... Noninfectious: SJS/TEN, Erythema ... , DRESS, Sweet syndrome ... , Vasculitis SCVMC
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal Syndrome ... ANCA-positive vasculitis ... ANCA-negative vasculitis ... IgA-associated vasculitis ... differential #diagnosis #nephrology
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
myelodysplastic syndrome ... dermatosis: Sweet's syndrome ... Pyoderma gangrenosum, Erythema ... leukocytoclastic vasculitis ... myelodysplastic #syndrome
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
BEE Syndromes - ... causes: • Susac syndrome ... • Sjögren syndrome ... ANCA-associated vasculitides ... #neurology #inflammatory
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... panuveitis, retinal vasculitis ... acneiform lesions, erythema ... like lesions, erythema ... MCC-small vessel vasculitis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... • Ig A vasculitis ... HCV, HBV Not Vasculitis ... reactions • Erythema
Behcet's Syndrome - Diagnosis
Diagnostic Criteria for Behget's Syndrome (International Study Group for Behget's Disease):
 • Recurrent,
Behcet's Syndrome ... Criteria for Behget's Syndrome ... Uveitis or retinal vasculitis ... pseudofolliculitis, erythema ... uveitis, retinal vasculitis