26 results
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Iron deficiency anemia ... #Secondary #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... characterized by a systemic ... commonly characterize ... resembling rashes caused ... #Rash #Diagnosis
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
and Primary Causes ... renal failure/uremia ... Pruritus #primary #secondary ... #dermatology #Differential ... #causes
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... • Screen for secondary ... (common causes ... #Differential #diagnosis
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... (SLE) - Diagnosis ... Manifestations: Malar rash ... - Cytopenia: Common ... • Immunologic Workup
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... in primary or secondary ... deficiency Work ... #dermatology #physicalexam
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... • Immunologic Workup ... months to years) Systemic ... • Immunologic Workup ... #rheumatology #diagnosis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
(cutaneous or systemic ... or trunk most commonly ... • Most commonly ... #differential #diagnosis ... #dermatology #compared
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
frequently affected systems ... causes: Many of ... you’ll do a good workup ... , think about common ... #Algorithm #workup
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Common Variable ... infection risk secondary ... autoimmune hemolytic anemia ... ) • Systemic granulomatous ... DDX - Other causes