Differential Diagnosis > Other

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Here we have a "wastebasket" of differential diagnoses of symptoms or signs that do not fit neatly into the other categories or for some or another reason are less useful:

 

hmtoggle_plus1Acral pain:
•mercury poisoning (Pink’s disease)
•Fabry disease
•erythromelalgia
•reflex sympathetic dystrophy??
•anhidrotic ectodermal dysplasia?

 

hmtoggle_plus1Alopecia of lateral 1/3 of eyebrow:
•lepromatous leprosy
•hypothyroid
•ulerythema (?)

 

hmtoggle_plus1Centripetal spread:
•RMSF
•atypical measles
•acute GVHD

 

hmtoggle_plus1Facial Nerve Palsy:
•Ramsey-Hunt syndrome
•Heerfordt’s syndrome
•Melkerson-Rosenthal syndrome

 

hmtoggle_plus1Hoarseness:
•vesicles and erosions in larynx dystrophic EB
•larynx infiltrated with hyaline material in lipoid proteinosis (may present in infancy with hoarseness)
•relapsing polychondritis involvement of the cartilage of the respiratory tract

 

hmtoggle_plus1Koebner phenomenon:
•lichen nitidus
•LP
•Psoriasis
•vitiligo

 

hmtoggle_plus1Leonine facies:
•lepromatous leprosy
•CTCL
•stage III rosacea
•papular mucinosis
•actinic reticuloid

 

hmtoggle_plus1Proptosis (exophthalmos):
•Grave’s disease
•Wegener’s granulomatous (orbital granulomas)
•NF 1: associated with sphenoid dysplasia (usually unilateral) or expanding optic glioma
•Hands-Schuller-Christian disease

 

hmtoggle_plus1Saddle nose deformity:
•relapsing polychondritis(?)
•Wegener’s granulomatosis
•congenital syphilis

 

hmtoggle_plus1Soft tissue and bony (limb) hypertrophy ddx:
•Proteus syndrome (characteristic plantar hyperplasia)
•Klippel-Trenaunay-Webber syndrome
•Mafucci syndrome

 

hmtoggle_plus1Umbilicated:
•herpesvirus (HSV, zoster, VZV)
•poxvirus (molluscum)
•keratoacanthoma's
•perforating granuloma annulare
•other perforating disease
•lymphomatoid papulosis (?)
•papulonecrotic tuberculid (?)