21 results
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
stages of this disease ... late stages of disease ... 80%) ▪ Mucous patches ... caused by other diseases ... #Diagnosis #Clinical
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Exanthem - Lyme Disease ... Pityriasis (herald patch ... Syphilis - Lyme Disease ... Macules #Papules #Rash ... #Algorithm #Diagnosis
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Insufficiency Addison's Disease ... Serum DHEAS Diagnosis ... - Dark patches ... clue • Blood tests ... endocrinology #diagnosis
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
extremities Schamberg Disease ... red, or yellow patchy ... brown tint of the rash ... circumscribed patches ... #differential #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
evidence of (fatigue, rash ... Erythematous, macular, patchy ... /polyclinic or patchy ... Differential Diagnosis ... Erythematosus #Diagnosis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
early localized disease ... roundish-oval patches ... called "Bazin's disease ... so-called fifth disease ... #differential #diagnosis
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
- Differential Diagnosis ... Capitis - Skin Disease ... syndrome - Patches ... of any comorbid disease ... • Pull test
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
(28%) • Skin rash ... Viral hepatitis Diagnosis ... acquisition in which no diagnostic ... ART to slow HIV disease ... Syndrome #HIV #diagnosis
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Syphilis - Rash ... called "mucous patches ... Latent #Tertiary #Diagnosis ... GrepMed Recommended Text ... of Infectious Diseases
Genital Ulcers - Atypical causes of genital ulcers that can be difficult to diagnose & manage.
be difficult to diagnose ... intensely red patch ... +/- psoriatic rash ... ulcers - Crohn's disease ... #differential #diagnosis