7 results
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Primary Causes ... Creatinine & BUN: • Chronic ... • Leukemia • Polycythemia ... Pruritus #primary #secondary ... #dermatology #Differential
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Differential Diagnosis Algorithm ... • Burns • Diarrhea ... Sleep Apnea • Chronic ... #Causes #Hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Diagnosis Algorithm ... an underlying cause ... frequently affected systems ... normal/high - Chronic ... causes: Many of
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Creatinine & BUN: • Chronic ... • Leukemia • Polycythemia ... #Pruritus #secondary ... #systemic #generalized ... #causes
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... discoloration) • Chronic ... #Secondary #dermatology ... Differential #Diagnosis #Algorithm ... #causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
infection risk secondary ... Autoimmunity • Chronic ... • Infectious diarrhea ... hemolytic anemia) • Systemic ... DDX - Other causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Prolactin, FSH, LH ... Vitamin D levels Systemic ... weight loss • Chronic ... Differential #Diagnosis #dermatology ... #Hairloss