http://t.co/hY9arO9Pvf Pathology question bank designed for pathology residents. http://t.co/dfqJzdgW2D Memorize hundreds of IHC profiles!

Joined February 2015
Pathtutor | IHC game retweeted
Remember leiomyosarcomas arising from vessels may be aggressive unlike leiomyosarcoma from arrector pili. This LMS arising from vein; note residual vascular wall at periphery. Residual vein top left corner on image 2 & 3. Ref: Italiano A, et al. PubMed PMID: 20167595. #dermpath
3
75
2
125
Pathtutor | IHC game retweeted
Myoepithelial carcinoma from upcoming @ARP_Press fascicle. Nodular pattern of pushing invasion, zonal nodules w hypercellular edge & hyalinized/ necrotic core. Squamous metaplasia and myxoid stroma. ~1/2 arise from PA, many with PLAG1 or HMGA2 fusions. Unpredictable behavior.
5
73
3
141
Pathtutor | IHC game retweeted
1/ Necrosis = cell death (unlike apoptosis, it does not occur naturally and is not programmed) This short #Tweetorial shows you some of the histologic flavors of necrosis. The stain in each of these pics is hematoxylin-eosin (H&E) #pathology #pulmpath #pathtweetorial – at Pepper Pike, OH
17
113
5
165
Breast carcinoma infiltrating a Pacinian corpuscle in a male patient. #breastcancer #pathology #paciniancorpuscle #breastpathology
4
33
1
57
Pathtutor | IHC game retweeted
This is all I get before it cuts out :(
1
2
7
Pathtutor | IHC game retweeted
Because who doesn’t want to see a cute gallbladder with faceted stones? #pathology #grosspath
5
20
4
71
Pathtutor | IHC game retweeted
Usually located at the edge of the testis and displacing its parenchyma, metastatic tumors can mimic a primary testicular malignancy. This is an example of desmoplastic small round cell tumor (DSRCT). Confirmed EWSR1 FISH. @GUpath @urology
Pathtutor | IHC game retweeted
11
37
1
63
It looks like Paracoccidioides brasiliensis is throwing a party to which I wasn’t invited. 🎉🔅🔆🔅🎉 (Thank God! 😬) #Lymphnode #Yeasts #Paracoccidioidesbrasiliensis #Grocott #Pathology #ItLooksLikeAPainting
4
38
4
83
Pathtutor | IHC game retweeted
Pilomatricoma. Round blue matrical cells & pink ghost cells (these give a chalky chunky gross appearance) #Pathology #dermpath #dermatology
6
77
3
190
Pathtutor | IHC game retweeted
Entamoeba in colon biopsy. Amoeba remind me of big odd histiocytes. Amazing pics by @chucktowndoc. #Pathology #GIpath #IDpath
6
69
2
138
Oligodendroglioma, NOS, WHO grade II. Cerebrum, resection. HE stain.
4
45
1
83
Pathtutor | IHC game retweeted
Fibroepithelioma of Pinkus, basal cell carcinoma fibroepithelioma type, Pinkus tumor, new WHO (4th edition) calls it fibroepithelial basal cell carcinoma. Whatever your preferred name, it's a pretty tumor. #pathology #dermpath
1
68
2
132
GAMNA-GANDY BODIES: -named after Carlos Gamna (Italian) & Charles Gandy (French) -were misidentified as fungal hyphae -can be seen in spleen, cardiac myxomas & rarely lymph nodes, thyroid, CNS #pathology #GUpath  #Kidney
14
119
7
185
Pathtutor | IHC game retweeted
Candida esophagitis - parakeratosis+superficial neutrophils+pseudohyphae (arrows) within viable epithelium. #GIpath
7
14
Pathtutor | IHC game retweeted
Cowper's glands(arrows) on prostate needle biopsy, note skeletal muscle at periphery. Very rare finding!!! 0.006% in a series (Cina, Epstein et Al. goo.gl/ZbJE5o) @JMGardnerMD @smlungpathguy @rovingatuscap @Williamson_SR @AnapathResident @kriyer68 @EPDavaro #GUpath
3
19
32
Pathtutor | IHC game retweeted
Smooth Muscle Hamartoma 👶👶🔬✏️ ✔️Rare ✔️Congenital lesion ✔️flesh colored plaque ✔️Composed of randomly arranged bundles of mature smooth muscle in the dermis ✔️overlying epidermis may show hyperkeratosis, acanthosis and hyperpigmentation #pathology #dermpath #PediPath
18
121
208