48 results
Allergic Contact Dermatitis 
- Erythematous, indurated, scaly plaques 
- T-cell mediated, delayed-type hypersensitivity response to exogenous
Allergic Contact ... Contact #Dermatitis #Allergic ... #Allergy #Dermatology ... #Rash #Skin
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
Antibodies that bind ... leading to an allergic ... reaction. ... Sensitization" to Allergen ... complexes bind
Generalized Algorithm for the Evaluation of Dermatologic Processes - Branches: Erythroderma Petechial Fluid-Filled Maculopapular 

#Diagnosis #Dermatology
Petechial Fluid-Filled Maculopapular ... #Diagnosis #Dermatology ... #Rash #Erythroderma ... #FluidFilled #Maculopapular
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
Maculopapular Rashes ... Maculopapular rashes ... either a drug reaction ... #Diagnosis #Dermatology ... #Maculopapular
Penicillin Allergy Pathway for Antibiotic Prescription in Patients With Penicillin Allergy
Mild Reaction - Itching, Minor rash
Mild Reaction ... Itching, Minor rash ... (not hives), Maculopapular ... rash (mild type ... urticaria OR Unknown reaction
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... reaction • Type ... reaction • Type ... An allergic reaction ... #Allergic #Reactions
Drug Erruption: Extensive maculo-papular rash secondary to allergic reaction to Amoxicillin.
Chest and hand are shown above.

Charlie
maculo-papular rash ... secondary to allergic ... reaction to Amoxicillin ... Images #Clinical #Dermatology ... #DrugEruption #Maculopapular
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
hypersensitivity reactions ... Days to Weeks (Rash ... hypersensitivity #reactions ... Classification #Allergy
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
non-ill: - Drug Reaction ... twitter.com/BirksMD #Maculopapular ... Macules #Papules #Rash ... Algorithm #Diagnosis #Dermatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... • Nonmalignant hematologic ... syndrome, POEMS • Reaction ... post-splenectomy, Exercise, Allergic ... reactions Matthew