20 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : round cysts, evenly ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Cysts #Differential
Popliteal (Baker’s) Cyst: Pathogenesis and clinical findings
 • Idiopathic
 • Meniscal Lesions
 • Osteoarthritis
 • Rheumatoid
Popliteal (Baker’s) Cyst ... : • Popliteal cysts ... • Popliteal cysts ... Cyst between medial ... #diagnosis
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
unicameral bone cyst ... Aneurysmal bone cyst ... blade of grass sign ... degenerative subchondral cyst ... #Differential #Diagnosis
Pseudobladder of large Ovarian Cyst in Torsion on POCUS - Sagittal View

Young female with sudden pelvic
large Ovarian Cyst ... Diagnosis/differential ... Large rt ovarian cyst ... midline ovarian cyst ... bladder from ov cyst
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
wall 4) Hydatid cyst ... Protoscolex from cyst ... Echinococcus #LifeCycle #diagnosis ... #pathophysiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
Paget disease - lytic ... blade of grass sign ... Aggressive lesion - lytic ... degenerative subchondral cyst ... #Bone #Tumors #Diagnosis
Sellar / Pituitary Mass - Differential Diagnosis Algorithm
Adenoma - Primary Anterior Pituitary
 - Secreting
- Differential Diagnosis ... Meningioma • Cyst ... #Differential #Diagnosis ... #Algorithm #endocrinology
Water Lily Sign (Camalote Sign) on Chest CT
 • Hydatid cyst in the lung with a
Water Lily Sign ... (Camalote Sign) ... CT • Hydatid cyst ... • DDx: Hydatid cyst ... Lung #Pulmonary #diagnosis
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
contrast - Simple Cysts ... sized kidneys, No cysts ... Multiple bilateral cysts ... Enlarged kidneys, Cysts ... Carcinoma - No signs
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
relaxation of the ankle ... evaluation confirmed a diagnosis ... Hypothyroidism #Ankle ... Delayed #Clinical #Video ... #Neurology #Endocrinology