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

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Differential Diagnosis Algorithm ... of hair, eyes, skin ... versicolor (more commonly ... #disorders #skin ... #causes
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
Skin Hypopigmentation ... Diffuse Congenital ... • Piebaldism Diffuse ... #dermatology #Differential ... #causes
Skin Hyperpigmentation - Differential Diagnosis Algorithm
Diffuse:
 • Tanning
 • Adverse cutaneous drug eruption
 • Addison's disease
Skin Hyperpigmentation ... Diffuse: • Tanning ... versicolor (more commonly ... #dermatology #Differential ... #causes
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... evaluation or workup ... eosinophilia (common ... symptoms (eg, skin ... Differential #diagnosis #hematology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Female:Male 9:1 • Common ... intralobular bile ducts causes ... Examination: • Skin ... hyperpigmentation ... cholangitis #diagnosis #workup
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... deficiency Work ... Up: • Complete ... cryoglobulins • Skin ... #Causes #dermatology
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
suggest vascular or hematologic ... occur in chronic skin ... post-inflammatory hyperpigmentation ... Seen in systemic causes ... Drug Reactions: Diffuse
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... background of hyperpigmentation ... honey-colored crusts ... • Herpes simplex ... #common #distribution
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... just beneath the skin ... Most common cytopenia ... Workup: • Complete ... Syndromes #diagnosis #hematology