16 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... emphysema: no walls, central ... Diagnosis #Radiology #CTChest ... #Comparison #Table
Personality Disorders - Differential Diagnosis Algorithm
• Enduring pattern of experience and behaviour that deviates from cultural
Personality Disorders - Differential ... Diagnosis Algorithm ... is stable and of ... Personality #Disorders #Differential ... #Diagnosis #Algorithm
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... PHANTOMS): • Pattern ... lyme • Altered mental ... • Meningeal signs ... Systemic symptoms and signs
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
Maculopapular Rashes - THE ALGORITHMIC ... macule and papule (Table ... living in endemic areas ... rashes but without signs ... Maculopapular #Rash #Algorithm
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
: Subacute • Pattern ... heliotrope, shawl sign ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology #table
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash - Differential ... Diagnosis Algorithm ... Auspitz sign, Koebner's ... Christmas tree pattern ... scaling, red border, central
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... it difficult to differentiate ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... recognized that this pattern ... can identify the central ... dot sign. ... Radiology #CXR #CTChest
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Face, upper back, chest ... associated with signs ... Christmas tree pattern ... Erythematous papules with central ... dermatology #rash #differential
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
function tests algorithm ... clinical symptoms/signs ... evaluation of the pattern ... Areas of diagnostic ... Liver #Enzymes #Differential