11 results
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Ill-appearing, vital ... #Diagnosis #Dermatology ... #Scaling #Color ... Targetoid #Algorithm #Differential ... #Ddxof
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Fluid-filled Rash ... Vesiculobullous lesions ... #Diagnosis #Dermatology ... Bullous #Algorithm #Differential ... #Ddxof
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... reddish-purple lesions ... Fever • Toxic appearance ... #Differential # ... Algorithm #Causes #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Palpable: 1) If lesions ... #Diagnosis #Dermatology ... #Rash #Petechiae ... Palpable #Algorithm #Differential ... #Ddxof
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
macule and papule (Table ... febrile have a wide differential ... have a broader differential ... #Diagnosis #Dermatology ... Central #Peripheral #Differential
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
causes a rust color ... brown tint of the rash ... annular, purpuric lesions ... Dermatoses #Dermatosis #differential ... #diagnosis #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential ... Generalized itchy rash ... #Differential # ... Diagnosis #Dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
a "wood-grain" appearance ... classic targetoid lesions ... Erythemas #comparison #table ... #differential # ... diagnosis #dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
hyperkeratotic lesions ... scale; "stuck on" appearance ... extremities - Lesions ... ; pruritis #dermatology ... #rash #differential
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
(blue-purple) rash ... • Erythematous rash ... Auricular skin lesions ... renal carcinoma • Colon ... #dermatology