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

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
of hair, eyes, skin ... versicolor (more commonly ... #disorders #skin ... #dermatology #Differential ... #causes
Skin Hyperpigmentation - Differential Diagnosis Algorithm
Diffuse:
 • Tanning
 • Adverse cutaneous drug eruption
 • Addison's disease
Skin Hyperpigmentation ... versicolor (more commonly ... #disorders #skin ... #dermatology #Differential ... #causes
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
eyebrows, perinasal areas ... Erythema with greasy ... background of hyperpigmentation ... - Sun-exposed areas ... with adherent, greasy
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
sudden-onset shortness of breath ... and spaces can cause ... travels from these areas ... in subcutaneous areas ... examination, the most common
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Differential Diagnosis Algorithm ... Yellowish-red plaques with greasy ... Eczematous #SkinRash #dermatology ... #causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Other areas: - ... Internal organs Most common ... Causes: - Idiopathic ... malignancy), lymphoma, breast ... Syndrome #diagnosis #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
dermal macular hyperpigmentation ... or trunk most commonly ... • Most commonly ... lung, esophageal, breast ... differential #diagnosis #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Pinpoint areas ... cryoglobulins • Skin ... #Causes #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... commonly characterize ... cavity and genital areas ... , anal or oral areas ... resembling rashes caused
Monkeypox

What?
Monkeypox virus belongs to the family Poxviridae, subfamily Chordopoxvirinae, and genus orthopoxvirus
Viral zoonotic disease that is
disease that is caused ... that desquamate → hypopigmentation ... → hyperpigmentation ... , and perianal areas ... Diagnosis #Management #Dermatology