Eschar of scrub typhus by Ravi Ranjan Pradhan

“…A diagnosis of scrub typhus was made and the patient improved following 7-days course of doxicycline. Eschar is pathognomonic finding for clinical diagnosis of scrub typhus. …”
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Wegener's Granulomatosis: Strawberry Gums of the Oral Cavity by Hoe Kit Chee MDS (Periodontology), MRD RCSEd

“…The resemblance of the affected gums to over-ripe strawberries is pathognomonic of this condition and is thus highlighted. …”
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Diclofenac sodium-induced livedoid dermatitis (Nicolau syndrome) in an obese patient by Galal El Anany, Noha Nagui, Hanan Nada, Iman Sany, Ahmad Nada, Omar El Ghanam

“…Serial photography taken by the patient was pathognomonic.…”
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Congenital lichenoid porokeratosis in a child by Subhra Dhar, Shikhar Ganjoo, Samujjala Deb

“…The presence of cornoid lamella is pathognomonic on histopathology. We present the case of a 3-year-old female child with classical lesions over the left upper and lower limbs.…”
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Incidental Finding of Lamellar Calcification of the Falx Cerebri Leading to the Diagnosis of Gorlin-Goltz Syndrome by I. Saulite, B. Voykov, T. Mehra, W. Hoetzenecker, E. Guenova

“…Lamellar calcification of the falx cerebri is a pathognomonic feature of GGS. Our case report highlights the importance of a multidisciplinary diagnostic approach to GGS.…”
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Clinical diagnosis of femoroacetabular impingement. by Nepple, J, Prather, H, Trousdale, RT, Clohisy, J, Beaulé, P, Glyn-Jones, S, Kim, Y

“…Clinical and physical examination findings must be viewed collectively because no single pathognomonic finding exists for FAI. Nevertheless, common components of the history and physical examination do suggest a diagnosis of FAI. …”

Acute Appendagitis Presenting with Features of Appendicitis: Value of Abdominal CT Evaluation by Sukhpreet Dubb, Ahran Arnold, Shekar Banavali, Jayantha Arnold

“…The diagnosis of acute appendagitis was made on pathognomonic signs on computed tomography (CT) scan. …”
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Postoperative ST-segment elevation: Not a blocked coronary artery, then what? by Wai-Ching Sin, Joy Melody Kwong, Tiffany Cho-Lam Wong, Charlotte Kwong, Carmen Chan, Chung-Wah Siu

“…However, ST-segment is by no means pathognomonic for acute coronary events. Here, we report a case of ST-segment elevation after hepatectomy secondary to an unusual etiology.…”
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Fibrolipomatous hamartoma of the median nerve by Leon Malan, Abraham F. Bezuidenhout, Ebrahim Banderker

“…It results in fusiform nerve enlargement with a pathognomonic ‘spaghetti-like’ imaging appearance. Patients present with numbness and paraesthesia and later with motor deficits in the affected nerve distribution. …”
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Double-Layered Patella (DLP) in Multiple Epiphyseal Dysplasia (MED) by Annemieke Milants, Michel De Maeseneer, Johan De Mey

“…Double-layered patella (DLP) is a rare form of bipartite patella, pathognomonic for a certain type of chondrodysplasia, named multiple epiphyseal dysplasia (MED). …”
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Signs in Dermatology: Clinical, Dermoscopic, and Histopathological by Rutoo Vipulkumar Polra, Jinal Jainendrabhai Tandel, Mauli M Shah, Pragya Ashok Nair

“…Dermatologic diagnosis depends on the careful observation and documentation of signs, which can be highly pathognomonic for a certain condition. Most of the signs appear either de novo or have to be elicited by the physician. …”
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Radiographic findings of peripheral hemangioma and facial phleboliths by Ali Bagherpour, Hamid Jafarzadeh

“…In this patient, the absence of complete regression of hemangioma as opposed to the age, as well as the presence of pathognomonic radiopaque phleboliths were observed.…”
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Sturge Weber Syndrome - A Rare Cause of Childhood Epilepsy by Parthvi Patel, Prasad Muley

“…Background: The Sturge Weber syndrome (SWS) or Encephalotrigeminal Angiomatosis is a congenital, non- hereditary rare condition of unknown etiology. The classic pathognomonic features of disease include angioma of the leptomeninges extending to cerebral cortex with ipsilateral angiomatous lesions, unilateral facial nevus usually affecting one division of trigeminal nerve and convulsions. …”
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Autosomal Recessive Polycystic Kidney Disease with Congenital Talipes Equinovarus - A Rare Autopsy Case Report by Shobini Vishali VM, Neelayadakshi B, Dhanya Menon, Sudha Vasudeva

“…It's a Ciliopathic disorder with multi-organ involvement. The pathognomonic features are predominately seen in the kidneys and liver. …”
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VITAMIN DEFICIENCY IN CHILDREN: MAIN CAUSES, FORMS, AND MEANS OF PREVENTION IN INFANTS AND PRESCHOOL CHILDREN by L.Yu. Volkova, M.A. Gurchenkova

“…The lecture deals with the main causes of development of hypo vitaminoses in infants and preschool children, with the emphasis made on the lack of pathognomonic signs of vitamin in sufficiency, showing the demands for the essential vitamins, and describing the natural sources of their entering the human body. …”
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Mucocutaneous Bean syndrome: Review of literature and case report by Devi Gopakumar, Sunil Sukumaran Nair

“…As the histopathologic findings are not pathognomonic, diagnosis is usually made from the clinical presentation, though the imaging techniques reveal extension of the lesion. …”
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Primary tuberculosis of maxillary sinus – A rare case report by Seema Patil, A Latha Shree, B V Subhash, R Shriyanka

“…The clinical presentation of this condition is vague and not pathognomonic. This may result in an incorrect diagnosis leading to complications. …”
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Coexistence of carcinoma and tuberculosis in one breast by Dalal Neha, Alzaraa Ahmed

“…This can create a dilemma in the diagnosis and treatment as there are no pathognomonic symptoms or signs to distinguish both diseases.…”
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Pyknodysostosis: A rare case report by Deepti Bhardwaj, Namita Raghav, Vinay Mohan, Pooja Singh

“…Pyknodysostosis is a rare autosomal recessive disorder characterized by the postnatal onset of short limbs, short stature, and generalized hyperostosis along with acro-osteolysis with sclerosis of the terminal phalanges, a feature that is considered essentially pathognomonic. Other features include persistence of fontanelles, delayed closure of sutures, wormian bones, absence of frontal sinuses, and obtuse mandibular gonial angle with relative mandibular prognathism. …”
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VITAMIN DEFICIENCY IN CHILDREN: MAIN CAUSES, FORMS, AND MEANS OF PREVENTION IN INFANTS AND PRESCHOOL CHILDREN by L.Yu. Volkova, M.A. Gurchenkova

“…<em>The lecture deals with the main causes of development of hypo vitaminoses in infants and preschool children, with the emphasis made on the lack of pathognomonic signs of vitamin in sufficiency, showing the demands for the essential vitamins, and describing the natural sources of their entering the human body. …”
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