9 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Diagnosis of the Petechial ... / Purpuric Rash ... twitter.com/BirksMD #Petechial ... #Purpuric #Petechiae ... #Purpura #Rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Petechiae Etiology ... Henoch Schonlein Purpura ... Rash: - Purpura ... #Petechiae #Rash
Approach to the Rash in a an oncology patient - MINT-C Mnemonic
M - Malignancy: Leukemia cutis,
Dermatoses: Sweet Syndrome ... Coagulopathy: Purpura ... Thrombocytopenia (ie petechiae ... dermatoses #skin ... differential #diagnosis #cancer
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Findings: • Petechiae ... , Palpable purpura ... sensation or pain: • Petechiae ... • Palpable purpura ... Henoch-Schönlein purpura
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Henoch Schonlein Purpura ... #Purpura #Henoch ... #dermatology #skin ... #rash #physicalexam
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... Small Vessel: Petechiae ... , Palpable purpura ... Vasculitis: - Ig A (HSP ... Disease • Cogan syndrome
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Purpura ... purpura: Strong ... purpura • Pauci ... ) • Palpable purpura ... purpura (lower
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Macrophage Activation Syndrome ... easy bruising to purpura ... mucosal bleeding (Petechial ... or purpuric rash ... 5000 to 10,000 ng/mL
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Significant ↓ PLT: Petechiae ... develop leukostasis syndrome ... • Tumor lysis syndrome ... lymphoid organs When Cancer ... CLL -> Invade Skin