20 results
Sarcoidosis - Skin Manifestations

This is a quick overview of some of the cutaneous manifestations of sarcoidosis.
Sarcoidosis - Skin ... Sarcoidosis is often ... / #Sarcoidosis ... #diagnosis #clinical ... #dermatology #skinrash
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
the Mnemonic "no skin ... dermatology-mnemonics-6011359#5 #diagnosis ... differential #symptoms #signs ... #dermatology #skin ... #skinrash
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Sarcoidosis Non-caseating ... neuropathies • Skin ... Lymphadenopathy #Sarcoidosis ... #Diagnosis #Symptoms ... #Signs #Pulmonary
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... , amyloidosis, sarcoidosis ... .2016.12.033 #Halo #Sign ... Lung #Pulmonary #diagnosis ... #radiology #clinical
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
lymphadenopathy In sarcoidosis ... adenopathy ('1-2-3-sign ... sometimes seen in sarcoidosis ... #Diagnosis #Radiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Nodular LCH: - Sarcoidosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest
Common organ involvements and symptoms in Sarcoidosis
Lung 89-99% - Cough, dyspnoea, wheezing and stridor
Skin 16-32% -
and symptoms in Sarcoidosis ... wheezing and stridor Skin ... and syncope #Sarcoidosis ... involvements #symptoms #diagnosis ... #signs #symptoms
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... at the time of diagnosis ... nodes: 13-15%, skin ... #Diagnosis #Management ... #Signs #Symptoms
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... , may also see skin ... incomplete ring) • Sarcoidosis ... #differential #diagnosis ... #causes #radiology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... - Differential Diagnosis ... Auspitz sign, Koebner's ... Papulosquamous #SkinRash ... #Differential #Diagnosis