13 results
Herpes Zoster Mandibularis - The lesions were scattered along the area that is innervated by the
Herpes Zoster Mandibularis ... A presumptive diagnosis ... of herpes zoster ... #Clinical #Photo ... #Rash #NEJM #Shingles
Algorithm for Diagnosis of the Vesiculobullous Rash

Febrile, Diffuse Distribution:
 - Varicella,  Smallpox,  Disseminated, Gonococcal,
Vesiculobullous Rash ... Contact Dermatitis, Herpes ... Zoster, Dyshidrotic ... Vesiculobullous #Vesicular ... #Rash #Algorithm
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
noting whether the rash ... vesiculobullous rash ... vesiculobullous rash ... zoster, dyshidrotic ... #Rash #Algorithm
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... - Differential Diagnosis ... zoster (shingles ... ) • Herpes ... drug eruption #Vesicular
Congenital Infections - Comparison Table:
Infections: Toxoplasma, Rubella, CMV, Treponema, Parvovirus B19, VZV, Herpes, Enterovirus
Manifestations: Anemia, Bony
Congenital Infections - Comparison ... Parvovirus B19, VZV ... , Herpes, Enterovirus ... Microcephaly, Rash ... Table #pediatrics #diagnosis
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
muscle weakness, rash ... rimmed vacuoles HIV ... CK, Detectable HIV ... #differential #diagnosis ... #comparison #rheumatology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... Streptococcus ○ Herpes ... simplex virus ○ Herpes ... zoster virus ... #Differential #Diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpesviruses (MCC: HSV ... 1): • Herpes ... • Varicella-zoster ... Maculopapular rash ... • Uveitis • Rash
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... and bullous or vesicular ... mucositis - Rash ... • HBV HCV • ... #rheumatology #
Rickettsialpox Eschar

40 homeless male from NY admitted with fever, chills, headache, myalgias. Diagnosis?
Rickettsialpox R akari classic
Diagnosis? ... rash & eschar ... Rash appears 3-4d ... rash: smallpox, ... rakari #clinical #photo