18 results
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... frequently mistaken for cellulitis ... Images #Clinical ... #Photo #Dermatology ... #UCSDH
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Inflammatory Arthritis - Differential ... Diagnosis • Seronegative ... Arthritis: Viral, Bacterial ... Undifferentiated UCSD ... #Diagnosis #rheumatology
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Diagnosis Framework ... Disseminated HSV • Bacterial ... gonorrhea, Rickettsial diseases ... miliaris disseminate, Cellulitis ... #Diagnosis #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Skin Lesions - Differential ... Diagnosis Framework ... Pyoderma gangrenosum ... Skin #Lesions #Differential ... #Diagnosis #Dermatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Diagnosis Algorithm ... Vasculitides, IBD, Celiac disease ... Matthew Ho, MD PhD ... #Diagnosis #Algorithm
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... reactions • Erythema gangrenosum ... • Bacterial endocarditis ... #Diagnosis #hematology
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
appearing during the disease ... syndrome, Pyoderma gangrenosum ... myelodysplastic #syndrome #differential ... #diagnosis #dermatology ... #oncology #clinical
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Diagnosis Algorithm ... Structural: Celiac disease ... Bypass surgery, Bacterial ... Matthew Ho, MD PhD ... #ferritin #hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... lesions, pyoderma gangrenosum ... : Arterial (MCC-small ... Behcet syndrome (Clinical ... ) Differential Diagnosis
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... Pulmonary arterial ... multifactorial mechanisms Hematologic ... Classification #Diagnosis ... #Differential #