9 results
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... Skin rash and malaise ... ▪ “Rash” (75% ... #Rash #Diagnosis ... #Clinical #Photo
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... : secondary syphilis ... ChristmasTree #Rash ... #dermatology #photo ... #PhysicalExam
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
- Rash, pink ... Genito-inguinal rashes ... tinea-mimicker or heaped-up ... granuIomas on skin ... Latent #Tertiary #Diagnosis
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Schonlein Purpura (HSP ... ankles and palpable rash ... Vasculitis #clinical #photo ... #dermatology #skin ... #rash #physicalexam
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential Diagnosis ... Herpes zoster 3 ... Herpes simplex ... Generalized itchy rash ... Secondary syphilis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Rash is usually ... chronicum migrans • Rash ... Fever + facial rash ... • Evanescent rash ... Acute systemic rash
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... : Trychophyton sp ... Moccasin tinea pedis skin ... type #clinical #photo
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpesviruses (MCC: HSV ... 1): • Herpes ... Maculopapular rash ... • In tertiary syphilis ... • Uveitis • Rash
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Vasculitis Differential Diagnosis ... of shoulder and hip ... muscle weakness • Nerves ... , mucositis • Rash