5 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... amoxicillin) Oral ... Giardiasis #Erythema ... #Differential #Diagnosis ... #Dermatology #SkinRash
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... - Differential Diagnosis ... Aphthous ulcer • Herpes ... stomatitis • Erythema ... #mouth #SkinRash
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... amoxicillin), oral ... - Viral: herpes ... malignancies #Erythema ... #Differential #Diagnosis
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
forehead, chin - Erythema ... honey-colored crusts • Herpes ... crusted erosions • Herpes ... breasts, vagina, oral ... #differential #diagnosis
HSV Herpetic Whitlow Infection of the Finger
20 F presents with painful finger, treated w/ oral cephalexin
finger, treated w/ oral ... Diagnosis? ... Complication of primary oral ... or genital herpes ... onset of edema, erythema