43 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Psittacosis, Bartonella, Syphilis ... Nodosum #Mnemonic #Causes ... #Differential #Diagnosis ... #Dermatology #SkinRash
Secondary Disseminated Syphilis

Case from my residency that @EstradaElJefe helped me publish in JGIM. One important finding
Secondary Disseminated Syphilis ... Case from my ... /ReafordRJ #Syphilis ... #Disseminated #Dermatology ... #Clinical #Photo
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Causes of Diffuse ... - Differential Diagnosis ... ) #Diffuse #Focal ... #Algorithm #Causes ... #Hematology #Oncology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... - Differential Diagnosis ... • Secondary Syphilis ... #Localized #Focal ... #Hematology #Oncology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... inhabitants 3rd leading cause ... tuberculosis, syphilis ... #Differential #Diagnosis ... #Ophthalmology
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
- Differential Diagnosis ... Painless: • Primary syphilis ... ulcerative #skinrash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
Usually multiple - Causes ... #Hyperplasia #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... • Secondary syphilis ... HairLoss #Alopecia #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential Diagnosis ... - Epilepsy: • Focal ... • Metabolic: Hypoglycemia ... #Algorithm #Causes
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- Differential diagnosis ... : secondary syphilis ... rosea #clinical #dermatology ... #photo #PhysicalExam