40 results
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
-6011359#5 #diagnosis ... #differential # ... symptoms #signs ... #dermatology #skin ... #skinrash
Sarcoidosis - Skin Manifestations

This is a quick overview of some of the cutaneous manifestations of sarcoidosis.
on the differential ... Lupus Pernio • Macular ... #diagnosis #clinical ... treatment #photo #dermatology ... #skinrash
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Diagnosis Definition ... polyangiitis, Sarcoidosis ... Reverse #Halo #Sign ... #Diagnosis #pulmonary
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Ophthalmologic: Mydriasis, Ocular ... sounds, RUQ pain • Dermatologic ... Cardiovascular and vital sign ... Symptoms #spectrum #signs ... #diagnosis
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Sarcoidosis Non-caseating ... inflammatory cells) Clinical ... polyarthritis • Pulmonary ... #Diagnosis #Symptoms ... #Signs #Pulmonary
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 ... central dot. - LIP #Clinical ... #Diagnosis #Radiology
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... XR — scotty dog sign ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology ... #signs #symptoms
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 ... #Diagnosis #Radiology ... #Pulmonary #Mediastinal ... Lymphadenopathy #Differential
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism ... Differential/diagnosis ... RV, McConnell's sign ... Echocardiogram #A4c #clinical ... cardiology #McConnells #sign