37 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... syphilis (involve ... #dermatology #photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis ... Rash Secondary ... Skin rash and malaise ... #Rash #Diagnosis ... #Clinical #Photo
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... thrombophlebitis Skin ... • Shin splints ... Brittle nails - Skin ... skin • Inflammation
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Secondary Syphilis ... - Rash, pink ... soles in 50% of cases ... granuIomas on skin ... Latent #Tertiary #Diagnosis
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... - Differential ... ) • Behcet's syndrome ... Painless: • Primary syphilis ... #causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... Diagnosis Algorithm ... suggests either secondary ... • Skin and/or ... #diagnosis #algorithm
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
== Primary Skin ... • Xerosis (dry skin ... == No Primary Skin ... Myelodisplastic syndrome ... Pruritus #primary #secondary
MIAMI Mnemonic for Differential Diagnosis of Lymphadenopathy
Malignancies
 - Kaposi sarcoma, leukemias, lymphomas, metastases, skin neoplasms
Infections
 -
lymphomas, metastases, skin ... venereum, primary and secondary ... syphilis, tuberculosis ... arthritis, Sjögren syndrome ... sarcoidosis Iatrogenic causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... central clearing • Secondary ... Syphilis - Red ... #causes
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... to inflammatory skin ... osteitis) - Pustular skin ... Secondary syphilis ... #Pustular #Skin