418 results
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... ulceration of the skin ... Goldberg, M.D. - UCSD ... Clinical #Photo #Dermatology ... #Gangrenosum #UCSDH
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Systemic and Primary Causes ... Myelodisplastic syndrome ... Diagnosis #Algorithm ... #causes
Staphylococcal Scalded Skin Syndrome (SSSS) 
(aka Ritter disease)

#Staphylococcal #Scalded #Skin #Syndrome #SSSS #Diagnosis #Pediatrics #Dermatology #Ritter
Syndrome (SSSS) ... #Syndrome #SSSS ... #Diagnosis #Pediatrics ... #Dermatology #Ritter ... #Disease #Peds
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... purple, hemorrhagic skin ... Kasabach-Merritt syndrome ... #Diagnosis #hematology
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... - Differential ... Diagnosis Algorithm ... ) • Behcet's syndrome ... #causes
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Diagnosis Algorithm ... disorders • Celiac disease ... #Causes #Hematology
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 ... Nodosum #Mnemonic #Causes ... #Differential # ... Diagnosis #Dermatology
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... Diagnosis Framework ... artery aneurysm: Causes ... #Diagnosis #clots ... #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... migrans • Lyme disease ... Antiphospholipid-antibody syndrome ... #rashes #differential ... #diagnosis #rheumatology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... Diagnosis • Infection ... Lemierre's syndrome ... Malignancy: - Hematologic ... #Diagnosis #causes