21 results
Clinical Manifestations of Human Herpes Viruses (HHV)

Herpes simplex virus 1	HSV-1	Frequently subclinical (80-90%) Oral lesions (10-20%) congenital
Viruses (HHV) Herpes ... subclinical (80-90%) Oral ... 20%) congenital infection ... Herpes simplex ... #Microbiology #Diagnosis
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
a dermatophyte infection ... erythematous Diagnosis ... antifungals • Oral ... #Dermatology #SkinRash ... #Diagnosis #Management
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
- Differential Diagnosis ... foliaceus - Infectious ... chickenpox) • Herpes ... shingles) • Herpes ... Vesiculobullous #SkinRash
Pediatric Mouth Disorders - Differential Diagnosis Algorithm
Teeth:
 • Teething
Painful - Gastrointestinal:
 • Crohn's Disease
 • Ulcerative
- Differential Diagnosis ... Streptococcal Throat Infection ... Canker Sore • Herpes ... Reaction #Mouth #Oral ... #Differential #Diagnosis
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... - Differential Diagnosis ... Aphthous ulcer • Herpes ... simplex infection ... #mouth #SkinRash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
- Differential Diagnosis ... Cryoglobulinemia Infectious ... Leishmaniasis - Viral - Herpes ... Ulcers #ulcerative #skinrash ... #Differential #Diagnosis
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
boggy lesion with heaped ... fungal ringworm infection ... Lymphadenopathy Treatment: Oral ... #Dermatology #Diagnosis
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
55 percent) - Infections ... amoxicillin), oral ... 1 percent) Infections ... - Viral: herpes ... #Differential #Diagnosis
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Differential Diagnosis ... syndrome - Herpes ... radiculopathy • Oral ... examination • Oral ... #differential #diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... - DDX: - Infection ... Chikungunya - Herpes ... - Synovium - Oral ... #differential #diagnosis