22 results
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential ... Fire ant bites ... #Skin #Lesions ... #Differential #Diagnosis
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential ... / Erythematous lesions ... Folliculitis - Pustules ... #dermatology #Differential
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Pustule: 1) Pustules ... Vesiculobullous lesions ... FluidFilled #Vesciular #Pustular ... Bullous #Algorithm #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Hypoventilation Syndrome, Muscular ... chest) • Low PiO2 ... Elevation, Low Fio2 ... Hypoxia #hypoxemia #differential
Severe Drug Rashes - Comparison - DRESS | SJS/TEN | AGEP | Erythroderma

DRESS 
 - Onset:
morbilliform eruption, pustules ... possible target lesions ... atypical target lesions ... Facial edema, pustules ... Dermatology #Emergency #Differential
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
- Generalized Differential ... = Primary Skin Lesions ... • Arthropod bites ... No Primary Skin Lesion ... #dermatology #Differential
Dematoses in Pregnancy - Specific Skin Conditions
Non-Pruritic
 • Pustular psoriasis of pregnancy
 • Impetigo Herpetiformis
Pruritic -
Non-Pruritic • Pustular ... Non-Primary Skin Lesion ... - Primary Skin Lesion ... #dermatology #Differential
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Constipation - Differential ... • Spinal Cord Lesions ... Guillain-Barré Syndrome • Muscular ... #Constipation #Differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Space occupying lesions ... Brain tumor • Lesions ... venom from animal bites ... #Weakness #Differential
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Purpura, papules, pustules ... semiology #signs #lesions ... manifestations #pathology #lesions ... #differential