202 results
Indications for Transfusion
Packed RBCs
 • Hgb <7 g/dL or hematocrit <21% in a patient with uncompromised
thrombocytopenic thrombotic purpura ... thrombocytopenic purpura ... posttransfusion purpura ... • Prophylaxis (nonbleeding ... thrombocytopenic purpura
Thresholds for Transfusion of Platelets in Adults
Major surgery or invasive procedure, no active bleeding - 
≤
Transfusion of Platelets ... rarely) Stable, nonbleeding ... < 10 Stable, nonbleeding ... #Management #Platelets ... Plateletpheresis #Thresholds #NonBleeding
Idiopathic Thrombocytopenic Purpura 
Clinical:
 • Gingival 
 • Menorrhagia 
 • GI bleeding 
 • Intracranial
Thrombocytopenic Purpura ... children) • Platelets ... extremely low platelet ... Thrombocytopenic #Purpura
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
Causes of Purpura ... C), Pigmented purpuric ... Thrombocytopenia, Platelet ... BrighamChiefs #Purpura
Purpuric Skin Lesions - Petechia/Purpura and Ecchymosis 

#Purpuric #Purpura #Petechia #Ecchymosis #Comparison #Dermatology #Skin #Diagnosis #Clinical
Purpuric Skin Lesions ... - Petechia/Purpura ... Ecchymosis #Purpuric ... #Purpura #Petechia
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... RBC's secondary to platelet ... Thrombocytopenia • Platelet ... OF NON-PALPABLE PURPURA ... : Platelet Defects
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
the Petechial / Purpuric ... Henoch-SchönIein Purpura ... Non-palpable - Purpura ... Thrombocytopaenic Purpura ... #Petechiae #Purpura
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... Palpable (raised) purpura ... Nonpalpable purpura ... with petechiae/purpura ... #Purpuric #Rash
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
Inherited Qualitative Platelet ... Single isolated platelets ... without platelet ... failure Grey Platelet ... • Absence of platelet
An Approach to the Unknown Rash: Petechial-Purpuric Rash 
#Diagnosis #Dermatology #Petechial #Purpura #Purpuric #Rash #Palpable #Algorithm
Rash: Petechial-Purpuric ... Dermatology #Petechial #Purpura ... #Purpuric #Rash