22 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
- Differential Diagnosis ... Tenosynovitis) • Secondary ... Papules & Mucosal Lesions ... Symmetrical Rash ... ) • Primary HIV
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Viral: Measles, Infectious ... Zoster, Coxsackie (hand ... Meningococcal meningitis, Secondary ... Noninfectious: SJS/TEN, Erythema
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
on the back of hands ... Erythema infectiosum ... classic targetoid lesions ... (HSV + Mycoplasma ... #differential #diagnosis
Drug Erruption: Extensive maculo-papular rash secondary to allergic reaction to Amoxicillin.
Chest and hand are shown above.

Charlie
maculo-papular rash ... secondary to allergic ... Chest and hand are ... #Dermatology #SkinRash ... Amoxicillin #Palms #Photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... treatment, the infection ... the palms of the hands ... #Rash #Diagnosis ... #Clinical #Photo
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... wane; diagnosis ... papulonodular lesions ... #clinical #photo ... #hand
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... Scaly/Erythematous lesions ... Secondary to venous ... tapioca-like vesicles on hands ... Well-demarcated erythema
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential Diagnosis ... Irregular pustules on hands ... Generalized itchy rash ... Secondary syphilis
HSV Herpetic Whitlow Infection of the Finger
20 F presents with painful finger, treated w/ oral cephalexin
Diagnosis? ... oral or genital herpes ... virus into the hand ... onset of edema, erythema ... #clinical #photo
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
- Rash, pink ... tinea-mimicker or heaped-up ... to asymptomatic infection ... Latent #Tertiary #Diagnosis ... Comprehensive Review of Infectious