2897 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... lesions called petechiae ... Petechiae Etiology ... hemostasis: - Thrombocytopenia ... Diagnosis #Algorithm #Causes
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... History of bleeding (petechiae ... practices that could cause ... patients with thrombocytopenia ... of thrombocytopenia
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
transfusion • Thrombocytopenia ... Manifestations of DIC: • Petechiae ... coagulopathy - Thrombocytopenia ... Treat primary cause ... Coagulation #diagnosis #causes
Bleeding manifestations 
Petechiae are small, flat, red, discrete areas of skin bleeding that are typically <2
manifestations Petechiae ... from coalesced petechiae ... individuals with thrombocytopenia ... ecchymosis) is caused ... Bruise #ecchymosis #thrombocytopenia
Differential for the Child with Petechiae or Purpura
 - Non-thrombocytopenic
 - Thrombocytopenia

#Diagnosis #Peds #Pediatrics #Petechiae #Purpura
the Child with Petechiae ... Purpura - Non-thrombocytopenic ... - Thrombocytopenia ... Peds #Pediatrics #Petechiae ... #Differential #Thrombocytopenia
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
cramping Skin: • Petechia ... • Petechiae, purpura ... cutaneous vasculitis, thrombocytopenia ... , or any other cause
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... purpura presents in thrombocytopenic ... Those with petechiae ... have idiopathic thrombocytopenic ... likely to have thrombocytopenia
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Diagnosis of the Petechial ... DIC, Thrombotic Thrombocytopaenic ... - Idiopathic Thrombocytopaenic ... twitter.com/BirksMD #Petechial ... #Purpuric #Petechiae
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
infections/fevers • Thrombocytopenia ... bleeding, and petechiae ... Causes: • Constitutional
Drug-Induced Thrombocytopenia
The diagnosis of drug-induced thrombocytopenia can be made only by demonstrating resolution of thrombocytopenia once
Drug-Induced Thrombocytopenia ... of drug-induced thrombocytopenia ... resolution of thrombocytopenia ... with drug-induced thrombocytopenia ... #Medications #Causes