18 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... : • Complete blood ... #Differential # ... #dermatology #physicalexam
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Peripheral blood ... for secondary causes ... organ-specific signs ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... reticularis Differential ... vasculitis (inflamed blood ... #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... auricular papules Clinical ... onset [33-74%] • Blood ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... • Varicella-zoster ... Maculopapular rash ... • Common clinical ... Acute meningeal signs
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
improvement in the rash ... other potential causes ... Bennett & Bloom ... Ophthalmicus #HZO #clinical ... ophthalmology #physicalexam
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
ABO incompatible blood ... organ damage Clinical ... Thromboembolism (7%) • CNS ... Treat primary cause ... treatment #management #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
exposure can be faster ... maculopapular rash ... Causes purpura & ... TRALI): Leading cause ... diagnosis #management #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
exposure can be faster ... maculopapular rash ... Causes purpura & ... TRALI): Leading cause ... diagnosis #management #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Agglutinin Syndrome (CAS ... Viral Infection Clinical ... younger pts) Differential ... sensitize red blood ... hemolytic #anemia #hematology