11 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... central dot. - LIP #Clinical ... #Differential #Comparison ... #Table #RadiologyAssistant
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... fluid balance, and CXR ... Transfusion #Reactions #hematology ... #diagnosis #comparison ... #table
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess - Clinical ... Blood cultures • CXR ... early disease) • CXR ... residual lesion or is clear
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... high index of clinical ... in up to 30% of cases ... #Endocarditis #comparison ... #table
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
of more of the signs ... arrest, start CPR ... as patient is stable ... an appropriate critical ... Intraoperative #Checklist #Diagnosis
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... renal failure Clinical ... symptoms are not caused ... e.g. incidental CXR ... #Management #Signs
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... Discontinuation of causal ... druginduced #lupus #sle #comparison ... #table #rheumatology ... #diagnosis #management
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
the chest film (Table ... In daily clinical ... #Diagnosis #Radiology ... #CHF #CXR #Stages ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
this pattern was caused ... challenging differential diagnosis ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest #