18 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... diagnosis: secondary syphilis ... (involve palms/ ... rosea #clinical #dermatology ... #photo #PhysicalExam
Syphilis Clinical Findings - Chancre and Characteristic Rash
A: Syphilitic chancre with a clean, painless base and
Characteristic Rash ... plaque on the palm ... D: Gram bacteria ... #photo #chancre ... rash #dermatology
Secondary Syphilis - Rash on Palms and Soles 
41ys, seen in our ED b/c of 20
- Rash on Palms ... present in 80% of cases ... #Rash #clinical ... #photo #dermatology ... dermatology #physicalexam
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Drugs (antibiotics ... HepB, HepC Bacterial ... Psittacosis, Bartonella, Syphilis ... Differential #Diagnosis #Dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Treponema pallidum bacterial ... spots both on the palms ... resembling rashes caused ... #Clinical #Photo ... #Dermatology
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
lesions seen on the palm ... associated with bacterial ... endocarditis, in this case ... Photo credit, Josh ... #Dermatology #SkinRash
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... Gram Positive Bacteria ... #Hematology
MR SMITH Mnemonic for Causes of Rashes on Palms and Soles

M - Meningococcemia
R - Rickettsia, Rat
SMITH Mnemonic for Causes ... of Rashes on Palms ... bite fever S - Syphilis ... MRSMITH #Mnemonic #Rash ... Differential #Diagnosis #Dermatology
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Zoster: Herpes virus ... vessicles in this case ... superimposed bacterial ... Images #Clinical #Photo ... #Dermatology #SkinRash
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... • Secondary Syphilis ... and plaques on palms ... Papulosquamous #SkinRash #dermatology ... Diagnosis #Algorithm #causes