66 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
Signs of Graves disease: 
• Goiter 
• Periorbital edema 
• Non-pitting edema causing hyperpigmented plaques 
•
Signs of Graves ... Graves #disease #Signs ... #Clinical #Photo ... #Diagnosis
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
#Clinical #Diagnosis ... CTChest #Cystic #Comparison ... Histiocytosis #RadiologyAssistant
Dermatofibroma 
 - Skin-colored to brown papule or nodule 
 - Firm, indurated texture 
 -
Male - Dimple sign ... #Dermatology #Diagnosis ... #Benign #Clinical ... #Photo
Barcode Sign in Pneumothorax on POCUS - M-Mode

seashore sign: normal lung sliding

barcode/stratosphere sign: pneumothorax 

#Pneumothorax #Barcode
Barcode Sign in ... M-Mode seashore sign ... #POCUS #Diagnosis ... #Comparison #Seashore ... #stratosphere #Clinical
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... high index of clinical ... is required for diagnosis ... Frequent false-negative ... #Endocarditis #comparison
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
up, slow down; "negative ... • V1: Broad & negative ... electrocardiogram #cardiology #clinical ... #diagnosis #comparison
Pemphigus Vulgaris vs Bullous Pemphigoid - Comparison Table
Pemphigus Vulgaris
 • Epidemiology: Average age 40-60
 • Time
Bullous Pemphigoid - Comparison ... ruptured • Nikolsky sign ... Tense • Nikolsky sign ... : Negative • Antibodies ... #diagnosis
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
entirely positive or negative ... - Brugada's sign ... - Josephson's sign ... VT #VTach #SVT #Comparison ... ekg #cardiology #diagnosis
Scarlet fever
• Delayed-type skin reactivity to pyrogenic exotoxin Requires prior exposure
• Diffuse erythematous eruption that generally
Scarlet #fever #diagnosis ... #clinical #photo ... #signs #symptoms