12 results
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Differential Diagnosis Algorithm ... Piebaldism Diffuse Acquired ... • Addison's disease ... Differential #Diagnosis #Algorithm ... #causes
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
Differential Diagnosis Algorithm ... Piebaldism Diffuse Acquired ... macules) Localized Acquired ... Differential #Diagnosis #Algorithm ... #causes
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Differential Diagnosis Algorithm ... Vascular System - Acquired ... Coagulation Proteins - Acquired ... #Causes #Hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Differential Diagnosis Algorithm ... Spherocytosis • Acquired ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Skin Hyperpigmentation - Differential Diagnosis Algorithm
Diffuse:
 • Tanning
 • Adverse cutaneous drug eruption
 • Addison's disease
Differential Diagnosis Algorithm ... • Addison's disease ... melanocytic nevi Acquired ... Differential #Diagnosis #Algorithm ... #causes
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Differential Diagnosis Algorithm ... spherocytosis Acquired ... malignancy, autoimmune disease ... Differential #Diagnosis #Algorithm ... #causes
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis Algorithm ... Polycythemia - Acquired ... Causes: • Hypoxia-driven ... Cardiac/pulmonary disease ... Differential #Diagnosis #Algorithm
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... Anemia of Chronic Disease ... Metabolism Disorder - Acquired ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
early localized disease ... perstans • A form of acquired ... dermal macular hyperpigmentation ... called "Bazin's disease ... so-called fifth disease
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... Irreversible-biopsy required ... Secondary to Skin Disease ... Differential #Diagnosis #Algorithm ... #causes