14 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
substantially, usually to TEN ... erythematous rash ... or an exposure reaction ... #Diagnosis #Dermatology ... #Erythematous #Rash
Thromboelastogram Interpretation
Reaction Time (R Value):
 - Time till initiation of fibrin clot
 - Treatment: FFP, protamine
K
Interpretation Reaction ... Thromboelastogram #TEG ... Thromboelastography #diagnosis ... #coagulation #hematology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
extensive skin rash ... Criteria for Diagnosis ... • SJS/TEN • Acute ... DRESS #Syndrome #dermatology ... #diagnosis #management
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Product Types: • Leukocyte ... maculopapular rash ... proteins on plts, leukocytes ... #Transfusions #diagnosis ... #management #hematology
THROMBOELASTOGRAPHY (TEG)
General Principle
• A small cuvette is rotated to simulate sluggish venous flow and stimulate clot
THROMBOELASTOGRAPHY (TEG ... numbers • R - reaction ... @nickmmark #TEG ... Thromboelastography #Diagnosis ... #CriticalCare #Hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Blood Transfusion Reactions ... maculopapular rash ... proteins on plts, leukocytes ... #Transfusion #diagnosis ... #management #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
allergy, drug reaction ... signs or symptoms (eg ... #Differential #diagnosis ... #hematology #eosinophilia
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Moccasin-variety Tinea Pedis ... Over the years: rash ... Diagnosis? ... type #clinical #photo ... #foot #dermatology
Normal Thromboelastogram - Specific parameters represent the 3 phases of the cell-based model of haemostasis: initiation,
propagation -R value = reaction ... lysis time (s) #Diagnosis ... #Hematology #Coagulation ... Thromboelastogram #TEG
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... • Infection (eg ... Activation #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology